When I launch IDLDE from Fedora 9 I get the following strange error, similar to the conrad.bielsky had in his thread:
 
Fatal error initializing DML
    
  Configuration info 
     IDL : /home/jsmith/src/IDL/idl70/idlde/../bin/bin.linux.x86 (Use default IDL)
     BML : /home/jsmith/src/IDL/idl70/idlde/bin.linux.x86 (Use default IDL)
     DML : /home/jsmith/src/IDL/idl70/idlde/bin.linux.x86 (Use default IDL)
     JDML: /home/jsmith/src/IDL/idl70/idlde/bin.linux.x86 (Use default IDL)
   
  com.rsi.jdml.LibraryLoadException: Failed to load idl_jdml from /home/jsmith/src/IDL/idl70/idlde/bin.linux.x86
     at com.rsi.jdml.PlatformSupport.loadNeededLibrary(PlatformSupport.java:170)
     at com.rsi.jdml.PlatformSupport.loadLibraries(PlatformSupport.java:371)
     at com.rsi.jdml.DMLAccess.initializeDML(DMLAccess.java:178)
     at com.rsi.idldt.core.IDLProcessManager.initializeDML(IDLProcessManager.java:236)
     at com.rsi.idldt.core.IDLProcessManager.createIDLProcess(IDLProcessManager.java:105)
     at com.rsi.idldt.core.IDLDTCorePlugin$PostCoreBundleStartJob.run(IDLDTCorePlugin.java:242)
     at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
  Caused by: java.lang.UnsatisfiedLinkError: /home/jsmith/src/IDL/idl70/idlde/bin.linux.x86/libidl_jdml.so: Can't load IA 32-bit .so on a IA 32-bit platform
     at java.lang.ClassLoader$NativeLibrary.load(Native Method)
     at java.lang.ClassLoader.loadLibrary0(ClassLoader.java:1751)
     at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1647)
     at java.lang.Runtime.load0(Runtime.java:769)
     at java.lang.System.load(System.java:968)
     at com.rsi.jdml.PlatformSupport.loadExplicitLibrary(PlatformSupport.java:127)
     at com.rsi.jdml.PlatformSupport.loadNeededLibrary(PlatformSupport.java:161)
     ... 6 more
 
When I run the following I also see these errors:
>ldd libidl_jdml.so 
    linux-gate.so.1 =>  (0x00110000)
    libidl_dml.so => not found
    libidl.so.7.0 => not found
    libidl_ops.so.7.0 => not found
    libidl_ipcclient.so.7.0 => not found
    libXp.so.6 => not found
    libXpm.so.4 => /usr/lib/libXpm.so.4 (0x002c4000)
    libXmu.so.6 => /usr/lib/libXmu.so.6 (0x002d5000)
    libXext.so.6 => /usr/lib/libXext.so.6 (0x002ee000)
    libXt.so.6 => /usr/lib/libXt.so.6 (0x002fe000)
    libSM.so.6 => /usr/lib/libSM.so.6 (0x00358000)
    libICE.so.6 => /usr/lib/libICE.so.6 (0x00360000)
    libX11.so.6 => /usr/lib/libX11.so.6 (0x0037a000)
    librt.so.1 => /lib/librt.so.1 (0x0047b000)
    libpthread.so.0 => /lib/libpthread.so.0 (0x00485000)
    libgcc_s.so.1 => /lib/libgcc_s.so.1 (0x0049e000)
    libdl.so.2 => /lib/libdl.so.2 (0x004ac000)
    libm.so.6 => /lib/libm.so.6 (0x004b1000)
    libc.so.6 => /lib/libc.so.6 (0x004da000)
    libstdc++.so.5 => not found
    libXau.so.6 => /usr/lib/libXau.so.6 (0x00643000)
    libuuid.so.1 => /lib/libuuid.so.1 (0x00646000)
    libxcb-xlib.so.0 => /usr/lib/libxcb-xlib.so.0 (0x0064a000)
    libxcb.so.1 => /usr/lib/libxcb.so.1 (0x0064c000)
    /lib/ld-linux.so.2 (0x00b57000)
    libXdmcp.so.6 => /usr/lib/libXdmcp.so.6 (0x00668000)
I also downloaded and installed the XULRunner Patch from here: 
http://www.ittvis.com/ser...echtip.asp?ttid=4395
Anyone have any idea what is going on here and how to resovle this? I believe there is another open thread with this same issue.