I run xgraph but receive the following error : ld.so.1: xgraph: fatal: libSM.so.6: open failed: No such file or directory Killed I appreciate it very much if someone can kindly advise what have been missing : file or path. I run on : SunOS u5x-132 5.5.1 Generic_105428-01 sun4u sparc SUNW,Ultra-5_10 xgraph version is 12.1. Please help. Regards Estella Tsang