I had a problem when I start Rational Team Concert 4.0.6 which is installed on Rational Software Architect 9.1.2 (eclipse 4.2) on Ubuntu 14.04 64 bit.
I also had the same problem as described by this defect JVM Terminated. Exit Code=160 when submitting build in RTC Eclipse elient
I tried the following solutions:
the Eclipse Juno (4.2.1) crashes frequently after upgrading to Ubuntu12.10 from 12.04 (both 64bits)? question
This didn't work with me