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Posted to notifications@netbeans.apache.org by "0k00l (via GitHub)" <gi...@apache.org> on 2025/01/22 15:22:46 UTC
[I] "The result parameter cannot be null" on code complation [netbeans]
0k00l opened a new issue, #8179:
URL: https://github.com/apache/netbeans/issues/8179
### Apache NetBeans version
Apache NetBeans 24
### What happened
New install on gentoo from https://cgit.gentoo.org/dev/fordfrog.git (portage overlay), every opened project doesn't support code completion.
Tried(as suggested on netbeans boot) with openjdk23 but ide doesn't recognize that is has bean lunched with it (warning still occurs), nb-javac doesn't downloading.
### Language / Project Type / NetBeans Component
java, maven, spring
### How to reproduce
Create new project then new class - done, code completion not working
### Did this work correctly in an earlier version?
No / Don't know
### Operating System
Gentoo(kernel 6.6.62-gentoo-x86_64)
### JDK
17, 23
### Apache NetBeans packaging
Other
### Anything else
in logs i see:
```
NFO [org.netbeans.modules.parsing.impl.SourceCache]: Parser factory: org.netbeans.modules.java.source.parsing.JavacParserFactory@792287cf returned null parser for Snapshot 944010107: CashCardJsonTest.java
INFO [org.netbeans.modules.parsing.impl.SourceCache]: Parser factory: org.netbeans.modules.java.source.parsing.JavacParserFactory@792287cf returned null parser for Snapshot 1005017317: CashCardApplicationTests.java
WARNING [org.openide.filesystems.Ordering]: Not all children in UI/ToolActions/ marked with the position attribute: [Files, Java, org-netbeans-modules-gsf-testrunner-ui-TestCreatorAction.shadow], but some are: [io-github-moacirrf-javadecompiler-DecompileAction.shadow]
INFO [org.netbeans.modules.parsing.impl.SourceCache]: Parser factory: org.netbeans.modules.java.source.parsing.JavacParserFactory@792287cf returned null parser for Snapshot 543755576: CashCardApplication.java
INFO [org.netbeans.ui.indexing]: Indexing finished, indexing took 493 ms.
WARNING [org.openide.filesystems.Ordering]: Not all children in / marked with the position attribute: [org-netbeans-modules-lsp-client-bindings-CompletionProviderImpl.instance], but some are: [org-netbeans-modules-parsing-ui-WaitScanFinishedCompletionProvider.instance, org-netbeans-modules-editor-java-JavaCompletionProvider.instance, org-netbeans-modules-jshell-editor-HistoryCompletionProvider.instance, org-netbeans-modules-java-editor-javadoc-JavadocCompletionProvider.instance, org-netbeans-modules-micronaut-completion-MicronautDataCompletionProvider.instance, org-netbeans-lib-editor-codetemplates-CodeTemplateCompletionProvider.instance, org-netbeans-modules-j2ee-persistence-editor-completion-JPACodeCompletionProvider.instance, org-netbeans-modules-websvc-editor-completion-WSCompletionProvider.instance, org-netbeans-modules-spellchecker-completion-WordCompletion.instance]
SEVERE [org.openide.util.Exceptions]
java.lang.NullPointerException: The result parameter cannot be null
at org.openide.util.Parameters.notNull(Parameters.java:64)
at org.netbeans.api.java.source.CompilationController.get(CompilationController.java:63)
at org.netbeans.modules.micronaut.completion.MicronautDataCompletionTask$1.run(MicronautDataCompletionTask.java:120)
at org.netbeans.modules.parsing.impl.TaskProcessor.callUserTask(TaskProcessor.java:586)
at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:197)
at org.netbeans.modules.parsing.api.ParserManager$UserTaskAction.run(ParserManager.java:180)
at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:181)
at org.netbeans.modules.parsing.impl.TaskProcessor$2.call(TaskProcessor.java:178)
at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.priorityIO(FileChangedManager.java:153)
at org.netbeans.modules.masterfs.providers.ProvidedExtensions.priorityIO(ProvidedExtensions.java:335)
at org.netbeans.modules.parsing.nb.DataObjectEnvFactory.runPriorityIO(DataObjectEnvFactory.java:118)
at org.netbeans.modules.parsing.impl.Utilities.runPriorityIO(Utilities.java:67)
at org.netbeans.modules.parsing.impl.TaskProcessor.runUserTask(TaskProcessor.java:178)
Caused: org.netbeans.modules.parsing.spi.ParseException
at org.netbeans.modules.parsing.impl.TaskProcessor.runUserTask(TaskProcessor.java:186)
at org.netbeans.modules.parsing.api.ParserManager.parse(ParserManager.java:83)
[catch] at org.netbeans.modules.micronaut.completion.MicronautDataCompletionTask.query(MicronautDataCompletionTask.java:117)
at org.netbeans.modules.micronaut.completion.MicronautDataCompletionProvider$MicronautDataCompletionQuery.query(MicronautDataCompletionProvider.java:129)
at org.netbeans.spi.editor.completion.support.AsyncCompletionTask.run(AsyncCompletionTask.java:198)
at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1403)
at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:45)
at org.openide.util.lookup.Lookups.executeWith(Lookups.java:287)
at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2018)
```
log from launch:
[netbenas-launch.log](https://github.com/user-attachments/files/18507671/netbenas-launch.log)
### Are you willing to submit a pull request?
No
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Re: [I] "The result parameter cannot be null" on code complation [netbeans]
Posted by "0k00l (via GitHub)" <gi...@apache.org>.
0k00l closed issue #8179: "The result parameter cannot be null" on code complation
URL: https://github.com/apache/netbeans/issues/8179
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Re: [I] "The result parameter cannot be null" on code complation [netbeans]
Posted by "0k00l (via GitHub)" <gi...@apache.org>.
0k00l commented on issue #8179:
URL: https://github.com/apache/netbeans/issues/8179#issuecomment-2607566371
Removing ~/.netbeans solved problem. Sry :D.
So, procedure to resolve this is as follow:
- remember to remove ~/.netbeans always before install netbeans!
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