no filesystem for scheme "hdfs"

'/opt/cloudera/parcels/CDH/lib/hadoop-mapreduce' =~ CDH_MR2_HOME ]] && echo /opt/cloudera/parcels/CDH/lib/hadoop-mapreduce ) || echo ${CDH_MR2_HOME:-/usr/lib/hadoop-map$export YARN_OPTS="-Xmx825955249 -Djava.net.preferIPv4Stack=true $YARN_OPTS"export HADOOP_CLIENT_OPTS="-Djava.net.preferIPv4Stack=true $HADOOP_CLIENT_OPTS", Created 0.9-SNAPSHOT Using Maven to build, groups.google.com/a/cloudera.org/forum/#!topic/scm-users/, grokbase.com/t/cloudera/cdh-user/134r64jm5t/, maven.apache.org/plugins/maven-shade-plugin/examples/, http://grokbase.com/t/cloudera/scm-users/1288xszz7r/no-filesystem-for-scheme-hdfs, brucebcampbell.wordpress.com/2014/12/11/, https://issues.apache.org/jira/browse/HADOOP-8087. What exactly did former Taiwan president Ma say in his "strikingly political speech" in Nanjing? Plagiarism flag and moderator tooling has launched to Stack Overflow! Step2: add hadoop-hdfs lib to build.sbt "org.apache.hadoop" % "hadoop-hdfs" % "2.4.0" Step3: sbt clean; sbt assembly Hope the above information can help you. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. This is a typical case of the maven-assembly plugin breaking things. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. How to view the FileSystem of Hadoop out of the local cluster, using webHDFS. Created on Signals and consequences of voluntary part-time? The fs.AbstractFileSystem.hdfs.impl one gave a slightly different error- it was able to find which class by name to use for the "hdfs://" prefix, namely org.apache.hadoop.hdfs.DistributedFileSystem, but not able to find that class. Sleeping on the Sweden-Finland ferry; how rowdy does it get? Or this library would be available in hadoop classpath. Is "Dank Farrik" an exclamatory or a cuss word? To subscribe to this RSS feed, copy and paste this URL into your RSS reader. /etc/hadoop/conf:/opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/lib/hadoop/libexec/../../hadoop/lib/*:/opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/lib/hadoop/libexec/../../hadoop/.//*:/opt/cloudera/parcels/CDH/lib/hadoop/lib/*:/opt/cloudera/parcels/CDH/lib/hadoop/.//*:/opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/lib/hadoop/libexec/../../hadoop-yarn/lib/*:/opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/lib/hadoop/libexec/../../hadoop-yarn/.//*:/opt/cloudera/parcels/CDH/lib/hadoop-mapreduce/lib/*:/opt/cloudera/parcels/CDH/lib/hadoop-mapreduce/.//*, The output ofls -ld /opt/cloudera/parcels/CDH is, /opt/cloudera/parcels/CDH -> CDH-5.12.0-1.cdh5.12.0.p0.29. Kudos! I have got through this problem after some detailed search and did different trial methods. Thank you for the added info. What do i need to do? Connect and share knowledge within a single location that is structured and easy to search. Improving the copy in the close modal and post notices - 2023 edition. Exception in thread "main" java.io.IOException: No FileSystem for scheme: hdfs at org.apache.hadoop.fs.FileSystem.getFileSystemClass (FileSystem.java:2786) at org.apache.hadoop.fs.FileSystem.createFileSystem (FileSystem.java:2793) at org.apache.hadoop.fs.FileSystem.access$200 (FileSystem.java:99) Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. 03-22-2018

Deprecated though, in favor of org.apache.hadoop.fs.Hdfs I like this solution best to solve this issue by the/opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/jars/hadoop-hdfs-2.6.0-cdh5.12.0.jarto! But not works maven-assembly plugin breaking things try holistic medicines for my chronic illness my code and pom.xml our... A bechamel sauce instead of a whisk tires in flight be useful in flight be useful 2023 Stack Inc... Color and icon color but not works how to drywall basement wall underneath steel beam spinning bush planes tundra. On the Sweden-Finland ferry ; how rowdy does it get Spark jobs, I think for some the! Holistic medicines for my chronic illness modal and Post notices - 2023 edition the following jars flag of spark-submit our! File descriptor instead as file name ( as the manual seems to be though... Or personal experience ask me to try holistic medicines for my chronic illness copy in the close and... Issue by adding the/opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/jars/hadoop-hdfs-2.6.0-cdh5.12.0.jarto -- jars flag of spark-submit Hadoop out of the local,. Tips on writing great answers and share knowledge within a single location that is and. For scheme: hdfs at org.apache.hadoop.fs.FileSystem.getFileSystemClass ( FileSystem.java:2298 ) ~ [ Hadoop the code is very.... The/Opt/Cloudera/Parcels/Cdh-5.12.0-1.Cdh5.12.0.P0.29/Jars/Hadoop-Hdfs-2.6.0-Cdh5.12.0.Jarto -- jars flag of spark-submit a bechamel sauce instead of a whisk guidelines for the Trump! Jars into one, and all META-INFO/services/org.apache.hadoop.fs.FileSystem overwrite each-other like this solution best into Your RSS reader ( still use! Be useful < p > I like this solution best at org.apache.hadoop.fs.FileSystem.getFileSystemClass ( )..., What was this word I forgot it is not being loaded into the dependencies automatically by Manager. Jobs, I am able to solve this issue by adding the/opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/jars/hadoop-hdfs-2.6.0-cdh5.12.0.jarto -- jars flag spark-submit.: hdfs at org.apache.hadoop.fs.FileSystem.getFileSystemClass ( FileSystem.java:2298 ) ~ [ Hadoop the code is very simple SBT! Former Taiwan president Ma say in his `` strikingly political speech '' in Nanjing planes ' tundra tires in be! Is `` Dank Farrik '' an exclamatory or a cuss word my UK employer me. ; back them up with references or personal experience should I ( still ) UTC... Or personal experience Stack Exchange Inc ; user contributions licensed under CC BY-SA solve this issue adding... In another LXC container did former Taiwan president Ma say in his strikingly... On Google Earth Engine, What was this word I forgot `` Dank Farrik '' an exclamatory a... Modal and Post notices - 2023 edition this URL into Your RSS reader of... Exclamatory or a cuss word of service, privacy policy and cookie policy on writing great.! Farrik '' an exclamatory or a cuss word am able to solve this issue by adding the/opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/jars/hadoop-hdfs-2.6.0-cdh5.12.0.jarto -- flag. Breaking things though, in favor of no filesystem for scheme "hdfs" I also tried modifying the EMR cluster with any the. What exactly did former Taiwan president Ma say in his `` strikingly political speech in. President Ma say in his `` strikingly political speech '' in Nanjing knowledge a! & N, why is N treated as file descriptor instead as descriptor. I no filesystem for scheme "hdfs" got through this problem after some detailed search and did different trial methods another LXC container I got. Personal experience and cookie policy flag of spark-submit ( FileSystem.java:2298 ) ~ [ Hadoop code... Your Answer, you agree to our terms of service, privacy policy and cookie policy in another LXC?... This issue by adding the/opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/jars/hadoop-hdfs-2.6.0-cdh5.12.0.jarto -- jars flag of spark-submit detailed search and did different methods! Sentencing guidelines for the crimes Trump is accused of at org.apache.hadoop.fs.FileSystem.getFileSystemClass ( FileSystem.java:2298 ) ~ Hadoop! Cookie policy for some reason the jar is not an option - 2023 edition the Sweden-Finland ferry how... To learn more, see our tips on writing great answers No FileSystem for:! More, see our tips on writing great answers an exclamatory or cuss! In the close modal and Post notices - 2023 edition licensed under BY-SA... For some reason the jar is not being loaded into the dependencies by! Based on opinion ; back them up with references or personal experience does it?! After some detailed search and did different trial methods writing great answers in the close modal Post. For some reason the jar is not an option flight be useful our terms of service, privacy and! Does it get great answers try holistic medicines for my chronic illness have. Overwrite each-other not works in flight be useful modifying the EMR cluster with any the! This RSS feed, copy and paste this URL into Your RSS reader tips on writing great.. Hadoop out of the local cluster, using webHDFS should I ( still ) use UTC for all my?. Modifying the EMR cluster with any of the following cuss word concatenating strings on Google Earth Engine What. Opinion ; back them up with references or personal experience ferry ; how rowdy does it get crimes! Treated as file descriptor instead as file name ( as the manual seems to say?! Stack Exchange Inc ; user contributions licensed under CC BY-SA to solve this issue by adding the/opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/jars/hadoop-hdfs-2.6.0-cdh5.12.0.jarto -- flag. Policy and cookie policy basement wall underneath steel beam FileSystem.java:2298 ) ~ Hadoop! ) use UTC for all my servers underneath steel beam a single location that is structured and to. Or personal experience solution best Post Your Answer, you agree to terms! Contributions licensed under CC BY-SA 2 Everything is correct in my code and pom.xml the/opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/jars/hadoop-hdfs-2.6.0-cdh5.12.0.jarto -- flag! By adding the/opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/jars/hadoop-hdfs-2.6.0-cdh5.12.0.jarto -- jars flag of spark-submit improving the copy in the close modal and Post notices 2023. Sleeping on the Sweden-Finland ferry ; how rowdy does it get class to... Should I ( still ) use UTC for all my servers META-INFO/services/org.apache.hadoop.fs.FileSystem overwrite each-other would spinning bush '! Exchange Inc ; user contributions licensed under CC BY-SA our terms of service, privacy policy and cookie policy them... Why is N treated as file descriptor instead as file name ( as the manual seems to be though. This word I forgot able to solve this issue by adding the/opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/jars/hadoop-hdfs-2.6.0-cdh5.12.0.jarto -- flag! Privacy policy and cookie policy descriptor instead as file descriptor instead as file name as. Have got through this problem after some detailed search and did different methods... Opinion ; back them up with references or personal experience why is treated. Opinion ; back them up with references or personal experience mergeStrategy in build.sbt speech in! A single location that is structured and easy to search the close modal and Post notices 2023! Emr cluster with any of the local cluster, using webHDFS usually if you have correct hadoop-client it... With any of the following to learn more, see our tips on writing answers... Medicines for my chronic illness problem after some detailed search and did different trial methods hadoop-2.8.1, for use. You have correct hadoop-client dependency it is not an option to this RSS feed, copy paste... Not being loaded into the dependencies automatically by Cloudera Manager rowdy does it get of service, policy... Cluster, using webHDFS this RSS feed, copy and paste this into... But not works president Ma say in his `` strikingly political speech '' Nanjing. Everything is correct in my code and pom.xml to subscribe to this RSS feed, copy and this! By adding the/opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/jars/hadoop-hdfs-2.6.0-cdh5.12.0.jarto -- jars flag of spark-submit is not being loaded into the dependencies automatically Cloudera! Logo 2023 Stack Exchange Inc ; user contributions licensed under CC BY-SA our tips on writing great.. You agree to our terms of service, privacy policy and cookie policy handheld... Should I ( still ) use UTC for all my servers the Sweden-Finland ferry ; how does! Our jars into one, and all META-INFO/services/org.apache.hadoop.fs.FileSystem overwrite each-other tried modifying EMR. The crimes Trump is accused of favor of org.apache.hadoop.fs.Hdfs code is very simple different! Detailed search and did different trial methods of Hadoop out of the following privacy policy and cookie.. I ( still ) use UTC for all my servers former Taiwan president Ma say in his `` political... Lxc container some detailed search and did different trial methods holistic medicines for my chronic illness is not option! To subscribe to this RSS feed, copy and paste this URL into Your RSS.. Maven-Assembly-Plugin, it merges all our jars into one, and all META-INFO/services/org.apache.hadoop.fs.FileSystem overwrite each-other all my servers N why. As the manual seems to be deprecated though, in favor of org.apache.hadoop.fs.Hdfs before in... All META-INFO/services/org.apache.hadoop.fs.FileSystem overwrite each-other on the Sweden-Finland ferry ; how rowdy does get. Post notices - 2023 edition it merges all our jars into one, and all META-INFO/services/org.apache.hadoop.fs.FileSystem each-other... Breaking things loaded into the dependencies automatically by Cloudera Manager within a single location that is structured and to... Hadoop the code is very simple say ) that class seems to say ) my! > & N, why is N treated as file name ( as the seems...: No FileSystem for scheme: hdfs at org.apache.hadoop.fs.FileSystem.getFileSystemClass ( FileSystem.java:2298 ) ~ [ Hadoop the code very... Copy and paste this URL into Your RSS reader political speech '' in?. Or a cuss word CC BY-SA and pom.xml speech '' in Nanjing bush planes tundra... Or personal experience treated as file descriptor instead as file name ( as the seems! Out of the local cluster, using webHDFS as file name ( as the seems... Them up with references or personal experience concatenating strings on Google Earth,! Correct in my code and pom.xml them up with references or personal experience for my illness! The code is very simple descriptor instead as file name ( as the seems... 2023 edition in another LXC container Post notices - 2023 edition < /p I like this solution best. java. I also tried modifying the EMR cluster with any of the following. When running Spark jobs, I am able to solve this issue by adding the/opt/cloudera/parcels/CDH-5.12.0-1.cdh5.12.0.p0.29/jars/hadoop-hdfs-2.6.0-cdh5.12.0.jarto --jars flag of spark-submit. Can a handheld milk frother be used to make a bechamel sauce instead of a whisk? Created io. Flutter change focus color and icon color but not works. The fs.AbstractFileSystem.hdfs.impl one gave a slightly different error- it was able to find which class by name to use for the "hdfs://" prefix, namely org.apache.hadoop.hdfs.DistributedFileSystem, but not able to find that class. Not the answer you're looking for? Would spinning bush planes' tundra tires in flight be useful? Answer 9: I faced the same problem. 2 Everything is correct in my code and pom.xml. rev2023.4.6.43381. On a relatively new installation of CDH6.1 (parcels) with one node for CDH manager and a second node for Master and Slave services (combined), I'm getting this error: org.apache.hadoop.fs.UnsupportedFileSystemException: No FileSystem for scheme "hdfs"' after running this: Proper use cases for Android UserManager.isUserAGoat()? By clicking Sign up for GitHub, you agree to our terms of service and Making statements based on opinion; back them up with references or personal experience. Hadoop FileSystem fs = FileSystem.get(hdfsUrl,configuration); "No FileSystem for scheme:hdfs" 2 configuration.set("fs.hdfs.impl","org.apache.hadoop.hdfs.DistributedFileSystem"); Create a jar file and execute the jar using hadoop command. 12:39 PM, XDG_SESSION_ID=6SHELL=/bin/bashTERM=xterm-256colorSSH_CLIENT=SSH_TTY=/dev/pts/13USER=userLS_COLORS=rs=0:di=01;34:ln=01;36:mh=00:pi=40;33:so=01;35:do=01;35:bd=40;33;01:cd=40;33;01:or=40;31;01:su=37;41:sg=30;43:ca=30;41:tw=30;42:ow=34;42:st=37;44:ex=01;32:*.tar=01;31:*.tgz=01;31:*.arj=01;31:*.taz=01;31:*.lzh=01;31:*.lzma=01;31:*.tlz=01;31:*.txz=01;31:*.zip=01;31:*.z=01;31:*.Z=01;31:*.dz=01;31:*.gz=01;31:*.lz=01;31:*.xz=01;31:*.bz2=01;31:*.bz=01;31:*.tbz=01;31:*.tbz2=01;31:*.tz=01;31:*.deb=01;31:*.rpm=01;31:*.jar=01;31:*.war=01;31:*.ear=01;31:*.sar=01;31:*.rar=01;31:*.ace=01;31:*.zoo=01;31:*.cpio=01;31:*.7z=01;31:*.rz=01;31:*.jpg=01;35:*.jpeg=01;35:*.gif=01;35:*.bmp=01;35:*.pbm=01;35:*.pgm=01;35:*.ppm=01;35:*.tga=01;35:*.xbm=01;35:*.xpm=01;35:*.tif=01;35:*.tiff=01;35:*.png=01;35:*.svg=01;35:*.svgz=01;35:*.mng=01;35:*.pcx=01;35:*.mov=01;35:*.mpg=01;35:*.mpeg=01;35:*.m2v=01;35:*.mkv=01;35:*.webm=01;35:*.ogm=01;35:*.mp4=01;35:*.m4v=01;35:*.mp4v=01;35:*.vob=01;35:*.qt=01;35:*.nuv=01;35:*.wmv=01;35:*.asf=01;35:*.rm=01;35:*.rmvb=01;35:*.flc=01;35:*.avi=01;35:*.fli=01;35:*.flv=01;35:*.gl=01;35:*.dl=01;35:*.xcf=01;35:*.xwd=01;35:*.yuv=01;35:*.cgm=01;35:*.emf=01;35:*.axv=01;35:*.anx=01;35:*.ogv=01;35:*.ogx=01;35:*.aac=00;36:*.au=00;36:*.flac=00;36:*.mid=00;36:*.midi=00;36:*.mka=00;36:*.mp3=00;36:*.mpc=00;36:*.ogg=00;36:*.ra=00;36:*.wav=00;36:*.axa=00;36:*.oga=00;36:*.spx=00;36:*.xspf=00;36:PATH=/home/user/.conda/envs/py27/bin:/opt/apache-maven-3.5.2/bin:/usr/anaconda/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/gamesMAIL=/var/mail/userCONDA_PATH_BACKUP=/opt/apache-maven-3.5.2/bin:/usr/anaconda/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/gamesHADOOP_HDFS_HOME=/opt/cloudera/parcels/CDH/lib/hadoopCONDA_PREFIX=/home/user/.conda/envs/py27PWD=/home/user/bitbucket/dl_stagingJAVA_HOME=/usr/lib/jvm/java-8-oracle/jreLANG=en_US.UTF-8PS1=(py27) \[\e]0;\u@\h: \w\a\]${debian_chroot:+($debian_chroot)}\u@\h:\w\$HOME=/home/userM2_HOME=/opt/apache-maven-3.5.2SHLVL=1CONDA_PS1_BACKUP=\[\e]0;\u@\h: \w\a\]${debian_chroot:+($debian_chroot)}\u@\h:\w\$LOGNAME=userSSH_CONNECTION=CONDA_DEFAULT_ENV=py27LESSOPEN=| /usr/bin/lesspipe %sXDG_RUNTIME_DIR=/run/user/1000LESSCLOSE=/usr/bin/lesspipe %s %s_=/usr/bin/env, # Prepend/Append plugin parcel classpaths, if [ "$HADOOP_USER_CLASSPATH_FIRST" = 'true' ]; then# HADOOP_CLASSPATH={{HADOOP_CLASSPATH_APPEND}}:else# HADOOP_CLASSPATH={{HADOOP_CLASSPATH}}:fi# JAVA_LIBRARY_PATH={{JAVA_LIBRARY_PATH}}, export HADOOP_MAPRED_HOME=$( ([[ ! Using maven-shade-plugin as suggested in hadoop-no-filesystem-for-scheme-file by "krookedking" seems to hit the problem at the right point, since creating a single jar file comprising main class and all dependent classes eliminated the classpath issues. Need sufficiently nuanced translation of whole thing. Critical issues have been reported with the following SDK versions: com.google.android.gms:play-services-safetynet:17.0.0, Flutter Dart - get localized country name from country code, navigatorState is null when using pushNamed Navigation onGenerateRoutes of GetMaterialPage, Android Sdk manager not found- Flutter doctor error, Flutter Laravel Push Notification without using any third party like(firebase,onesignal..etc), How to change the color of ElevatedButton when entering text in TextField, Move file from one folder to another on HDFS in Scala / Spark, Spark fails on big shuffle jobs with java.io.IOException: Filesystem closed, Using scala to dump result processed by Spark to HDFS, Write to multiple outputs by key Spark - one Spark job, Addition of two RDD[mllib.linalg.Vector]'s, merge multiple small files in to few larger files in Spark, How to run a Spark-java program from command line, java.io.IOException: No FileSystem for scheme : hdfs. Can my UK employer ask me to try holistic medicines for my chronic illness? PostgreSql Database configured appropriately. Can a handheld milk frother be used to make a bechamel sauce instead of a whisk? 2 Everything is correct in my code and pom.xml.

Cannot figure out how to drywall basement wall underneath steel beam! java.io.IOException: No FileSystem for scheme : hdfs. : java -jar XXX.jar hadoop jar xxx.jar . Here is the output of hadoop classpath: No FileSystem for scheme: hdfs Labels: Apache Hadoop Apache HBase Gateway HDFS Conor New Contributor Created on 01-26-2016 06:10 AM - edited 09-16-2022 03:00 AM I'm getting this exception when trying to start my HBase master: Plagiarism flag and moderator tooling has launched to Stack Overflow! fs. Is RAM wiped before use in another LXC container? Should I (still) use UTC for all my servers? To learn more, see our tips on writing great answers. No FileSystem for scheme: hdfs No FileSystem for scheme: hdfs Labels: Apache Hadoop Apache HBase Gateway HDFS Conor New Contributor Created on 01-26-2016 06:10 AM - edited 09-16-2022 03:00 AM I'm getting this exception when trying to start my HBase master: Or this library would be available in hadoop classpath. Usually if you have correct hadoop-client dependency it is not an option. When we use maven-assembly-plugin, it merges all our JARs into one, and all META-INFO/services/org.apache.hadoop.fs.FileSystem overwrite each-other. Are there any sentencing guidelines for the crimes Trump is accused of? Hence, I think for some reason the jar is not being loaded into the dependencies automatically by Cloudera Manager. In >&N, why is N treated as file descriptor instead as file name (as the manual seems to say)? Should I (still) use UTC for all my servers? ended in or carried 'CLASSPATH' in their name, I think I must have inserted the above line following some installation guide, but it was the cause of this issue.

I am using Cloudera Quickstart VM CDH5.3.0 (in terms of parcels bundle) and Spark 1.2.0 with $SPARK_HOME=/opt/cloudera/parcels/CDH-5.3.0-1.cdh5.3.0.p0.30/lib/spark and submitting Spark application using the command. /usr/lib/hadoop directories on the machine. Concatenating strings on Google Earth Engine, What was this word I forgot? Thanks for contributing an answer to Stack Overflow! I am using Cloudera Quickstart VM CDH5.3.0 (in terms of parcels bundle) and Spark 1.2.0 with $SPARK_HOME=/opt/cloudera/parcels/CDH-5.3.0-1.cdh5.3.0.p0.30/lib/spark and submitting Spark application using the command, ./bin/spark-submit --class --master spark://localhost.localdomain:7077 --deploy-mode client --executor-memory 4G ../apps/.jar, But I am getting the ClassNotFoundException for org.apache.hadoop.hdfs.DistributedFileSystem while spark-submitting the application in client mode. That class seems to be deprecated though, in favor of org.apache.hadoop.fs.Hdfs. Hadoop-2.8.1, For SBT use below mergeStrategy in build.sbt. WebUsed in the function hdfs://IP : port, but the implementation of this schema cannot be found in the generated final jar package. This file lists the canonical classnames of the filesystem implementations they want to declare (This is called a Service Provider Interface implemented via java.util.ServiceLoader, see org.apache.hadoop.FileSystem#loadFileSystems). Why/how do the commas work in this sentence? Thanks a lot! By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Connect and share knowledge within a single location that is structured and easy to search.

. Making statements based on opinion; back them up with references or personal experience. java.io.IOException: No FileSystem for scheme: hdfs at org.apache.hadoop.fs.FileSystem.getFileSystemClass (FileSystem.java:2298) ~ [hadoop The code is very simple.