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Participant
Oct 6, 2026 7:52 PM UTC
Answered

Is anyone starting to get agmcalls.log and agmmemorystats.log files created in directories that PDFs are exported/stored in?

Since updating Acrobat to 26.002.21996 (installed October 6, 2026), two plain-text files named agmcalls.log and agmmemorystats.log are being created in folders that contain PDFs. If you delete them, they come back the next time the user opens or previews PDFs in that folder.

Environment:
- Windows 11 25H2
- Adobe Acrobat 26.002.21996 (AGM.dll file version 8.0.5.1)
- Acrobat Reader 26.002.21901 is also installed on the same machine; it was not updated
- The PDF preview handler is Adobe's pdfprevhndlr.dll
- The folder is on a mapped network drive; I have not yet confirmed whether local folders are affected too

What the files contain:
- agmcalls.log starts with "AGM Call Counts" and lists call tallies grouped by component (RasterPort, ColorSpace, PaintServer, Function, Image, etc.), followed by CTTAG: lines (CoolType counters)
- agmmemorystats.log starts with "*** AGM shutting down ***" and contains a memory allocation table per object type (AVGlobals, PMGlobals, RasterPort, PathPoints, etc.)
- No file paths, document text, or user data, only counters

This looks like Adobe Graphics Manager (AGM.dll) diagnostic output that is written to the process's current working directory when the rendering engine unloads. Both files share the same timestamp, which matches when the user opened or previewed PDFs in that folder. No environment variables or registry settings on the machine reference AGM or debug logging.

Questions:
1. Is this a known issue with 26.002.21996 (debug or statistics logging left enabled)?
2. Is there a registry setting, environment variable, or preference that turns this output on or off?
3. Is a fixed build available or planned?

 

    Anand Sri Bhattacharya
    Community Manager
    Oct 12, 2026 1:49 PM UTC

    Hello ​@josecale 

    I hope you are doing well. The team has identified the root cause and has identified the fix. The fix will be available soon. We will update you once the fix is available.

     

    Thanks for your cooperation on this.

    Regards,

    Anand Sri.

    70 replies

    Participant
    Oct 7, 2026 6:57 PM UTC

    Correct the files appear in multiple folders based on work done. It didn't matter if they were network shares or local files. 

     

    Troy

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    Thor_04202026
    Oct 7, 2026 5:04 PM UTC

    I’m experiencing a similar issue.

    I also have Windows 11 Pro 25H2. Version is also 2026.002.21996 32-bit. 

    Wherever the PDF is opened or saved, agmcalls.log and agmmemorystats.log is created. 
     

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    Participating Frequently
    Oct 7, 2026 2:55 PM UTC

    We get these too after the latest update. Two users have complained seeing these on network drives where PDFs were saved. Windows 11 Pro, Acrobat Pro 32-bit.

     

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    Meenakshi Negi
    Community Manager
    Community Manager
    Oct 7, 2026 3:31 PM UTC

    Hi Jason256784058rlx,


    Thank you for reaching out, and sharing the screenshots.

    We have reported this to the team and will share an update once we have more information.


    Thanks,

    Meenakshi

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    Participant
    Oct 6, 2026 11:11 PM UTC

    I was about to post this same question. I have several users having this exact same issue. My environment is 25 user Windows 2019 Terminal server running version 26.002.21996.0

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    Meenakshi Negi
    Community Manager
    Community Manager
    Oct 7, 2026 1:03 PM UTC

    Hi exphose and TROY01AB,


    Thank you for reaching out and reporting this issue.

    You have already provided the necessary information. Could you please confirm whether this issue occurs with any folder from which you open the PDFs from? We will share all this information with the team to further investigate this behaviour. If we need any additional information, we will reach out to you. 


    Thanks,

    Meenakshi

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    Participant
    Oct 7, 2026 9:26 PM UTC

    Hi Meenakshi, any updates?

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