Description - vargplt does not run when long file names are used.
Solution - Download the current version of GSLIB90
Description - vmodel does not run when long file names are used.
Solution - Download the current version of GSLIB90
Description - The third angle in all GSLIB programs operates in the opposite direction than specified in the GSLIB book.
Explanation - The angle operates clockwise, not counterclockwise. This is a documentation error. Although rarely used, the correct specification of the third angle is critical if used.