la respuesta correcta a esta pregunta es AECTOACAD Y SE GUARDA UNA COPIA DEL TIPO WBLOCK
la cual se puede modificar se exporta y queda lista para seguir trabajando y modificando
Open the '' Purge '' setup from Drawing Utilities in Menu bar, then click to '' Purge nested items '' for make it.
And finally, you'll continue in your drawing smoothly...
Have you tried the previous posted suggestions about using wblock and purging the file? Is it all files, just one file, etc.... What release are you using? Can you give more information or possibly send a sample file that the issue is happening on? At this point we use 2013 version software, we have 2014 if needed but have not seen the issue in years.