Error leads to AutoCAD abort

Most of the time I try to "trim" a line, I get a Error message and then it says it has to abort CAD then I have to recover my drawings, so why
is this occuring?
Add pictures here
<% if( /^image/.test(type) ){ %>
<% } %>
<%-name%>
Add image file
Upload
What exactly is the error message?
Add pictures here
<% if( /^image/.test(type) ){ %>
<% } %>
<%-name%>
Add image file
Upload

Polytechforum.com is a website by engineers for engineers. It is not affiliated with any of manufacturers or vendors discussed here. All logos and trade names are the property of their respective owners.