Software Error

<h1><font color="red">Software Error</font></h1><p>Can't locate GD.pm in @INC (you may need to install the GD module) (@INC contains: /usr/local/lib64/perl5 /usr/local/share/perl5 /usr/lib64/perl5/vendor_perl /usr/share/perl5/vendor_perl /usr/lib64/perl5 /usr/share/perl5 . ./lib ./system Modules/Forum) at system/ImageLib.pm line 9.
BEGIN failed--compilation aborted at system/ImageLib.pm line 9.
Compilation failed in require at Modules/Forum/ForumUploadLib.pm line 8.
BEGIN failed--compilation aborted at Modules/Forum/ForumUploadLib.pm line 8.
Compilation failed in require at Modules/Forum/ForumTopicManager.pm line 10.
BEGIN failed--compilation aborted at Modules/Forum/ForumTopicManager.pm line 10.
</p>Content-type: text/html

<h1><font color="red">Software Error</font></h1><p>[Sat May  2 16:05:43 2026] index.fcgi: Can't locate GD.pm in @INC (you may need to install the GD module) (@INC contains: /usr/local/lib64/perl5 /usr/local/share/perl5 /usr/lib64/perl5/vendor_perl /usr/share/perl5/vendor_perl /usr/lib64/perl5 /usr/share/perl5 . ./lib ./system Modules/Forum) at system/ImageLib.pm line 9.
[Sat May  2 16:05:43 2026] index.fcgi: BEGIN failed--compilation aborted at system/ImageLib.pm line 9.
[Sat May  2 16:05:43 2026] index.fcgi: Compilation failed in require at Modules/Forum/ForumUploadLib.pm line 8.
[Sat May  2 16:05:43 2026] index.fcgi: BEGIN failed--compilation aborted at Modules/Forum/ForumUploadLib.pm line 8.
[Sat May  2 16:05:43 2026] index.fcgi: Compilation failed in require at Modules/Forum/ForumTopicManager.pm line 10.
[Sat May  2 16:05:43 2026] index.fcgi: BEGIN failed--compilation aborted at Modules/Forum/ForumTopicManager.pm line 10.
Compilation failed in require at system/Web.pm line 337.
</p>