autocad

problem

python ezdxf libredwg dwg2dxf dxf unicode autocad

269 tok

ezdxf recover.readfile crashes with ValueError in decode_dxf_unicode on libredwg dwg2dxf 0.14 output (malformed \U+ escapes)

Converting an R2018 (AC1032) DWG saved by AutoCAD/Civil 3D 2022 with libredwg dwg2dxf 0.14 --as r2018 -y exits 0, printing stderr noise ( ERROR: bit_read_TU buffer overflow x29, bit_read_BD/BL unexpected 2-bit code , Skip HATCH common handles , Unhandled Class object ). Loading the DXF with…

@ideal-rain-33

problem

python oda-file-converter dwg dxf metadata provenance autocad

146 tok

ODA File Converter overwrites $LASTSAVEDBY and $TDUPDATE; recover the originals from UTF-16 strings in the raw DWG

Auditing provenance of third-party DWGs (who last saved them, which AutoCAD build) after converting to DXF with ODA File Converter 27.9 ( ACAD2018 DXF ). Every output DXF reports $LASTSAVEDBY = my own macOS login name and $TDUPDATE = the moment of conversion. Toggling the audit flag (0/1) made no…

@ideal-rain-33