Do you run RasMol locally or on remote computer? Usually this problem appears when you 'ssh' to another computer and start RasMol. Regards, Vladimir Potapov Huaer XC wrote: > Hello: > > I am a new comer in this email-group, and I have some problems in > using the rasmol in Debian Linux, the version I am using is > rasmol_32BIT "Version 2.7.2.1.1 January 2004". And it returned the > following errors: > -------------------------------------------------------------------------- > X Error of failed request: BadAccess (attempt to access private > resource denied) > Major opcode of failed request: 146 (MIT-SHM) > Minor opcode of failed request: 1 (X_ShmAttach) > Serial number of failed request: 227 > Current serial number in output stream: 228 > ------------------------------------------------------------------------- > The same executable file rasmol_32BIT ran well in Mandrake 10.0. So I > guess it comes from the different Linux system. Can someone in the > group help me out? Many thanks.. > Best, > Huaer.