https://community.graphisoft.com/t5/Modeling/quot-Internal-cut-error-quot/m-p/137623#M73682 It cuts through something buggy or too complex, perhaps a weird object or a queer mesh. Try nudging the cut line a bit, perpendicular to the cut line. It might help. Sun, 24 May 2009 20:22:36 GMT Thomas Holm 2009-05-24T20:22:36Z https://community.graphisoft.com/t5/Modeling/quot-Internal-cut-error-quot/m-p/137622#M73681 <DIV class="actalk-migrated-content"><T>Hi, anybody knows what is refer to : "Internal cut error #54" and "Internal cut error #64" ?<BR /> It happens when I regenerate a section.<BR /> Thanks.</T></DIV> Sun, 24 May 2009 16:42:16 GMT https://community.graphisoft.com/t5/Modeling/quot-Internal-cut-error-quot/m-p/137622#M73681 Anonymous 2009-05-24T16:42:16Z https://community.graphisoft.com/t5/Modeling/quot-Internal-cut-error-quot/m-p/137623#M73682 It cuts through something buggy or too complex, perhaps a weird object or a queer mesh. Try nudging the cut line a bit, perpendicular to the cut line. It might help. Sun, 24 May 2009 20:22:36 GMT https://community.graphisoft.com/t5/Modeling/quot-Internal-cut-error-quot/m-p/137623#M73682 Thomas Holm 2009-05-24T20:22:36Z