RTC4 ZIP based install crashes searching for GIF

How can I fix my RTC client ?
URL not found: processattachment:/workitemtype/riskaction.gif
eclipse.buildId=unknown
java.fullversion=JRE 1.6.0 IBM J9 2.4 Linux x86-32 jvmxi3260sr10fp1-20120202_101568 (JIT enabled, AOT enabled)
J9VM - 20120202_101568
JIT  - r9_20111107_21307ifx1
GC   - 20120202_AA
BootLoader constants: OS=linux, ARCH=x86, WS=gtk, NL=en_US
Command-line arguments:  -os linux -ws gtk -arch x86