[SLING-4791] Error when saving configuration of "org.apache.sling.engine.parameters" with an empty "file.location" parameter

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Duplicate
• Affects Version/s: Engine 2.3.10
• Component/s: Engine
• Assignee: Unassigned
• Reporter: Geoffroy Schneck
• Created: 09/Jun/15 17:07
• Updated: 10/Jun/15 05:41
• Resolved: 10/Jun/15 05:41

Description

• Go to *http://localhost:4502/system/console/configMgr/org.apache.sling.engine.parameters*

• Change sling.default.max.parameters to 10001

• See in the logs :

09.06.2015 19:02:11.577 *ERROR* [CM Event Dispatcher (Fire ConfigurationEvent: pid=org.apache.sling.engine.parameters)] org.apache.sling.engine [org.apache.sling.engine.parameters(404)] The configure method has thrown an exception (java.lang.NullPointerException)
java.lang.NullPointerException: null
	at org.apache.sling.engine.impl.parameters.RequestParameterSupportConfigurer.getFileLocation(RequestParameterSupportConfigurer.java:132)
	at org.apache.sling.engine.impl.parameters.RequestParameterSupportConfigurer.configure(RequestParameterSupportConfigurer.java:108)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
....
....
09.06.2015 19:09:32.291 *ERROR* [CM Event Dispatcher (Fire ConfigurationEvent: pid=org.apache.sling.engine.parameters)] org.apache.sling.engine [org.apache.sling.engine.parameters(404)] Failed creating the component instance; see log for reason

Workaround : set the file.location parameter to a non-empty path.

Issue Links

• duplicates: SLING-4339 NullPointerException at org.apache.sling.engine.impl.parameters.RequestParameterSupportConfigurer.getFileLocation(RequestParameterSupportConfigurer.java:132)