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  • JMP will suspend normal business operations for our Winter Holiday beginning on Wednesday, Dec. 24, 2025, at 5:00 p.m. ET (2:00 p.m. ET for JMP Accounts Receivable).
    Regular business hours will resume at 9:00 a.m. ET on Friday, Jan. 2, 2026.
  • We’re retiring the File Exchange at the end of this year. The JMP Marketplace is now your destination for add-ins and extensions.

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Is File Writable needs to detect an open PowerPoint file as not being readable

If a PowerPoint file is open, JMP can not write to that file, to either write a new file or to append  to the existing file.  However, the "Is File Writable" returns a 1 when queried, even when the PowerPoint file is open.

The "Is File Writable" function needs to recognize the open file as not being writable