Bug 520646 - NullPointerException in ExtractLocalVariableRefactoring.collectModifications
Summary: NullPointerException in ExtractLocalVariableRefactoring.collectModifications
Status: NEW
Alias: None
Product: CDT
Classification: Tools
Component: cdt-refactoring (show other bugs)
Version: Next   Edit
Hardware: All All
: P3 normal (vote)
Target Milestone: ---   Edit
Assignee: Project Inbox CLA
QA Contact: Jonah Graham CLA
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2017-08-07 19:52 EDT by EPP Error Reports CLA
Modified: 2020-09-04 15:19 EDT (History)
2 users (show)

See Also:

Attachments
Add an attachment (proposed patch, testcase, etc.)

Note You need to log in before you can comment on or make changes to this bug.
Description EPP Error Reports CLA 2017-08-07 19:52:06 EDT 
The following problem was reported via the automated error reporting:

Message: Internal Error
java.lang.NullPointerException: null
    at org.eclipse.cdt.internal.ui.refactoring.extractlocalvariable.ExtractLocalVariableRefactoring.collectModifications(ExtractLocalVariableRefactoring.java:257)
    at org.eclipse.cdt.internal.ui.refactoring.CRefactoring.checkFinalConditions(CRefactoring.java:123)
    at org.eclipse.ltk.core.refactoring.CheckConditionsOperation.run(CheckConditionsOperation.java:83)
    at org.eclipse.ltk.core.refactoring.CreateChangeOperation.run(CreateChangeOperation.java:119)
    at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2240)
    at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2267)
    at org.eclipse.ltk.internal.ui.refactoring.WorkbenchRunnableAdapter.run(WorkbenchRunnableAdapter.java:86)
    at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:119)



Bundles:
| org.eclipse.cdt.ui | 6.1.0.201703062208 | 6.1.0.201703062208 |
| org.eclipse.core.resources | 3.11.1.v20161107-2032 | 3.11.1.v20161107-2032 |
| org.eclipse.jface | 3.12.2.v20170113-2113 | 3.12.2.v20170113-2113 |
| org.eclipse.ltk.core.refactoring | 3.7.0.v20160419-0705 | 3.7.0.v20160419-0705 |
| org.eclipse.ltk.ui.refactoring | 3.8.0.v20160518-1817 | 3.8.0.v20160518-1817 |

Operating Systems:
| Linux | 4.10.0 | 4.10.0 |


The above information is a snapshot of the collected data. Visit https://dev.eclipse.org/recommenders/committers/aeri/v2/#!/problems/59823672e4b05728f8e8f20a for the latest data.

Thank you for your assistance.
 Your friendly error-reports-inbox.


Created on behalf of zeratul976@xxxxxx.xxx
Comment 1 Nathan Ridge CLA 2017-08-07 19:53:07 EDT 
Inspecting the code a bit, it looks like the variable 'declInsertPoint' must be null. It's computed by getParentStatement(), which can return null.
Comment 2 Nathan Ridge CLA 2017-08-07 19:53:42 EDT 
A testcase would probably be helpful to understand the problem better.