Layer ID error

New layers must be recorded before any geometry

Thickness not implemented.

Memory allocation error

Too many spline control points

Unrecognized spline type

Internal arc error

DXF render block call not implemented

Too few vertices defined for POLYLINE

Too many vertices defined for POLYLINE

Unrecognized POLYLINE group code.

Expected Vertex

Inconstent polyline

Could not find BLOCK

Expected ATTRIB sequence

Unrecognized INSERT group code.

Unrecognized ARC group code.

LTYPE not found

Layer not found

Unrecognized LINE group code.

Reading ENTITIES section.. ENTITY expected

Unrecognized BLOCK group

Reading BLOCKS section.. BLOCK expected

Reading TABLE section.. Table expected

Unrecognized UCS group

UCS table overflow

Reading UCS table... Expected UCS

Unrecognized STYLE group

Unrecognized LAYER group

Unrecognized LTYPE group

STYLE table overflow

Reading STYLE table... Expected STYLE

LAYER table overflow

Reading LAYER table... Expected LAYER

LTYPE table overflow

Memory allocation error

Reading LTYPE table... expected LTYPE

LTYPE Dash count exceeds max.

DXF input error

Error opening DXF file