$ERR_DLLOPNERR
528
DLL could not be opened: filename
An error occurred while %DLL_OPEN was opening the specified DLL. Possible causes are as follows:
- The .dll file could not be found.
- Your application does not have read access to the .dll file.
- Not enough virtual memory is available to load the .dll file.
- You have exhausted the maximum number of handles on your system.
- The DllMain function of the DLL caused an error.
- The DLL attempted to load another DLL, which failed for any one of the above reasons.