Caused by: java.lang.IllegalArgumentException: Bad line: 444,25414 This is your problem.
On Wed, Feb 29, 2012 at 12:21 PM, VIGNESH PRAJAPATI <[email protected]>wrote: > Hello Mahout Group, > > When i am going to rum my ItemBased Recommender on below given Dataset > structure.It gives me this errors. I cant understand ,Whats the problem > ?can any one have solution for this? > > Error: > > > [INFO] Scanning for projects... > [WARNING] > [WARNING] Some problems were encountered while building the effective model > for > com.unresyst:mahoutrec:jar:1.0-SNAPSHOT > [WARNING] 'parent.relativePath' points at > org.apache.mahout:mahout-distribution > instead of org.apache.mahout:mahout, please verify your project structure @ > line > 4, column 9 > [WARNING] > [WARNING] It is highly recommended to fix these problems because they > threaten t > he stability of your build. > [WARNING] > [WARNING] For this reason, future Maven versions might no longer support > buildin > g such malformed projects. > [WARNING] > [INFO] > [INFO] > ------------------------------------------------------------------------ > [INFO] Building mahoutrec 1.0-SNAPSHOT > [INFO] > ------------------------------------------------------------------------ > [INFO] > [INFO] >>> exec-maven-plugin:1.2.1:java (default-cli) @ mahoutrec >>> > [INFO] > [INFO] <<< exec-maven-plugin:1.2.1:java (default-cli) @ mahoutrec <<< > [INFO] > [INFO] --- exec-maven-plugin:1.2.1:java (default-cli) @ mahoutrec --- > Feb 29, 2012 10:38:07 PM org.slf4j.impl.JCLLoggerAdapter info > INFO: Creating FileDataModel for file datasets\mydb.csv > Feb 29, 2012 10:38:08 PM org.slf4j.impl.JCLLoggerAdapter info > INFO: Reading file info... > [WARNING] > java.lang.reflect.InvocationTargetException > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl. > java:39) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces > sorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) > at org.codehaus.mojo.exec.ExecJavaMojo$1.run(ExecJavaMojo.java:297) > at java.lang.Thread.run(Thread.java:619) > Caused by: java.lang.IllegalArgumentException: Bad line: 444,25414 > at > com.google.common.base.Preconditions.checkArgument(Preconditions.java > :116) > at > org.apache.mahout.cf.taste.impl.model.file.FileDataModel.processLine( > FileDataModel.java:374) > at > org.apache.mahout.cf.taste.impl.model.file.FileDataModel.processFile( > FileDataModel.java:329) > at > org.apache.mahout.cf.taste.impl.model.file.FileDataModel.buildModel(F > ileDataModel.java:231) > at > org.apache.mahout.cf.taste.impl.model.file.FileDataModel.reload(FileD > ataModel.java:203) > at > org.apache.mahout.cf.taste.impl.model.file.FileDataModel.<init>(FileD > ataModel.java:189) > at > org.apache.mahout.cf.taste.impl.model.file.FileDataModel.<init>(FileD > ataModel.java:146) > at com.unresyst.ItemRecommender.main(ItemRecommender.java:27) > ... 6 more > [INFO] > ------------------------------------------------------------------------ > [INFO] BUILD FAILURE > [INFO] > ------------------------------------------------------------------------ > [INFO] Total time: 5.578s > [INFO] Finished at: Wed Feb 29 22:38:10 IST 2012 > [INFO] Final Memory: 12M/254M > [INFO] > ------------------------------------------------------------------------ > [ERROR] Failed to execute goal > org.codehaus.mojo:exec-maven-plugin:1.2.1:java (d > efault-cli) on project mahoutrec: An exception occured while executing the > Java > class. null: InvocationTargetException: Bad line: 444,25414 -> [Help 1] > [ERROR] > [ERROR] To see the full stack trace of the errors, re-run Maven with the -e > swit > ch. > [ERROR] Re-run Maven using the -X switch to enable full debug logging. > [ERROR] > [ERROR] For more information about the errors and possible solutions, > please rea > d the following articles: > [ERROR] [Help 1] > http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionE > xception > > Dataset Sample:[userId,ItemId,Ratings] > > 1,133,8 > 1,720,6 > 1,971,10 > 1,1095,7 > 1,1616,10 > 1,1978,7 > 1,2145,8 > 1,2211,8 > 1,3751,7 > 1,4062,3 > 1,4633,10 > 1,4842,5 > 1,6518,6 > 1,7576,8 > 1,7724,7 > -- > > *Vignesh Prajapati* > Tel: 9427415949 | > [email protected] | www.vipras.com.co.in > MYTK [image: Facebook] <https://www.facebook.com/vigs143> [image: > Twitter]<http://twitter.com/#%21/vigs143> [image: > LinkedIn] <http://www.linkedin.com/pub/vignesh-prajapati/37/756/46a> > [image: > about.me] <http://www.way4fun.tk>< > http://r1.wisestamp.com/r/landing?promo=7&dest=http%3A%2F%2Fwww.wisestamp.com%2Femail-install%3Futm_source%3Dextension%26utm_medium%3Demail%26utm_campaign%3Dpromo_7 > > >
