PIT: Table filter manual test throws RuntimeException

Bug Info:
=========
Table filter manual test fails in the following scenario.

1. If the user choose either number or date filter and enter some number or date and then it throws RuntimeException.

JDK Info:
=========
java version "1.6.0-swing-int-awt-blade"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.6.0-swing-int-awt-blade-swing_25_May_2005_15_11-b00)
Java HotSpot(TM) Client VM (build 1.6.0-ea-b37, mixed mode)

Test Location:
==============
../test/javax/swing/JTable/sorting/ManualTest2.java

Steps to Reproduce
==================
1. Extract the following PIT build and then we can get the test location and jdk binaries.
/net/sqindia/export/disk05/swing/PITBUILDS/mustang/2005-05-25.tar.gz

2. Go into the test location and then compile the test using jdk binaies which are available in the pit bundle.

3. Execute the test with above mentioned scenario.
###@###.### 2005-05-30 10:08:33 GMT