The case auto failed with the "java.lang.NullPointerException" exception

Testsuite name:Regression-manual
Test name(s):closed/sun/java2d/loops/CopyAreaSpeed.java
Product(s) tested: JDK 7u131b09(64bit)
OS/architecture: solaris11.3-sparc/jtreg4.1b12

Reproducible: Always
Reproducible on machine: Evergreen-machine
[If Sometimes] Also reproducible on machine:

Issue:
The case auto failed with the "java.lang.NullPointerException" exception.

But the case is passed after we modified the file "CopyAreaSpeed.java" as New_CopyAreaSpeed.java . the detail we changed you can refer to java.jpg.

Please help to double check the ws, and update them soon. we marked the case passed in the end.

By the way:
The case is passed too by appletview CopyAreaSpeed.html.