Setup: General Problems
- Executable missing or not in path.
- ACEDB not defined or improperly defined
- database directory not provided on command line.
- database directory wrongly configured
- write access denied:
- Username not registered in passwd.wrm.
- su used
- permissions are wrong
- someone else has write access
- wspec derived from different versions.
- configuration files damaged.
- new models not read in.
- classes not visible in options.wrm.
- changes not saved between sessions.