1. āļ§ิāļ˜ีāđāļ้āļ›ัāļāļŦāļē eDrawing error "Application Exception: Invalid Class"

2. āļāļēāļĢāđ€āļžิ่āļĄāļ‚้āļ­āļ„āļ§āļēāļĄ STAMP āđƒāļ™ eDrawing Professional

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4. āđ€āļ›ิāļ” eDrawing āđ„āļĄ่āđ„āļ”้ Input string was not in a correct format

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