View result table sampler is not working properly.

**Lerose** ([Bug 65469](https://bz.apache.org/bugzilla//show_bug.cgi?id=65469&redirect=false)):
Issue description
When user click on the "View result table" not able to see the table.

And I'm getting the "Null pointer exception" in console (Screenshots attached)

Created attachment [jmeter-View%20result%20table%20issue.png](https://apache.github.io/jmeter-bugzilla-attachments/69/65469/37970/jmeter-View%2520result%2520table%2520issue.png): Highlighted the issue in screenshot

Severity: major
OS: All

Reproduce the failure by opening the View result table sampler and check the console for the reported null pointer exception. Trace the exception from that entry point and verify that the result table opens successfully without the exception.

Written by the indexing model from the issue text.