interesting file was attached at https://github.com/tdf/odftoolkit/issues/347 it is not loaded because of DD on directory entry which is fine but then recovery produces an empty document, because all the data descriptors are ignored during recovery. the recovery code requires data descriptors to have PK78 signature, but evidently there are producers that omit that.
Michael Stahl committed a patch related to this issue. It has been pushed to "master": https://git.libreoffice.org/core/commit/4995811d0d9cf74fecf9b733b0a0f04fb15e372e tdf#166040 unordf: fix assert when importing empty stream It will be available in 25.8.0. The patch should be included in the daily builds available at https://dev-builds.libreoffice.org/daily/ in the next 24-48 hours. More information about daily builds can be found at: https://wiki.documentfoundation.org/Testing_Daily_Builds Affected users are encouraged to test the fix and report feedback.
Michael Stahl committed a patch related to this issue. It has been pushed to "master": https://git.libreoffice.org/core/commit/91b297730b1497850ca81d55288b65ab1712e468 tdf#166040 package: ZipFile::recover() find DD without PK78 signature It will be available in 25.8.0. The patch should be included in the daily builds available at https://dev-builds.libreoffice.org/daily/ in the next 24-48 hours. More information about daily builds can be found at: https://wiki.documentfoundation.org/Testing_Daily_Builds Affected users are encouraged to test the fix and report feedback.
Michael Stahl committed a patch related to this issue. It has been pushed to "libreoffice-25-2": https://git.libreoffice.org/core/commit/76f6a756692a0ad3c5c0724f72a4c5d07ddad4a0 tdf#166040 unordf: fix assert when importing empty stream It will be available in 25.2.3. The patch should be included in the daily builds available at https://dev-builds.libreoffice.org/daily/ in the next 24-48 hours. More information about daily builds can be found at: https://wiki.documentfoundation.org/Testing_Daily_Builds Affected users are encouraged to test the fix and report feedback.
Michael Stahl committed a patch related to this issue. It has been pushed to "libreoffice-25-2": https://git.libreoffice.org/core/commit/6ffcf0e0e15bf10fa7243d32b1294931bea73340 tdf#166040 package: ZipFile::recover() find DD without PK78 signature It will be available in 25.2.3. The patch should be included in the daily builds available at https://dev-builds.libreoffice.org/daily/ in the next 24-48 hours. More information about daily builds can be found at: https://wiki.documentfoundation.org/Testing_Daily_Builds Affected users are encouraged to test the fix and report feedback.