Igor Pavlov

"Add to Archive ..." window contains "Parameters" field. Maybe you have written some incorrect parameter there.

I'll look it later. Thanks!

Press backslash key \ on keyboard to go to root. \\.\ in your screenshot is optional read-only low level access to filesystem volumes that requires administrator rights for processing. Just go away from that mode.

7-Zip 26.01 was released. Download 7-Zip for 64-bit Windows x64: https://7-zip.org/a/7z2601-x64.exe 7-Zip for 32-bit Windows x86: https://7-zip.org/a/7z2601.exe 7-Zip for 64-bit Windows ARM64: https://7-zip.org/a/7z2601-arm64.exe 7-Zip Extra: standalone console version, 7z DLL, Plugin for Far Manager: https://7-zip.org/a/7z2601-extra.7z 7-Zip (console version) for 64-bit Linux x86-64 (AMD64): https://7-zip.org/a/7z2601-linux-x64.tar.xz 7-Zip (console version) for 32-bit Linux x86: https://7-zip.org/a/7z2601-linux-x86.tar.xz...

7-Zip 26.01 was released. Download 7-Zip for 64-bit Windows x64: https://7-zip.org/a/7z2601-x64.exe 7-Zip for 32-bit Windows x86: https://7-zip.org/a/7z2601.exe 7-Zip for 64-bit Windows ARM64: https://7-zip.org/a/7z2601-arm64.exe 7-Zip Extra: standalone console version, 7z DLL, Plugin for Far Manager: https://7-zip.org/a/7z2601-extra.7z 7-Zip (console version) for 64-bit Linux x86-64 (AMD64): https://7-zip.org/a/7z2601-linux-x64.tar.xz 7-Zip (console version) for 32-bit Linux x86: https://7-zip.org/a/7z2601-linux-x86.tar.xz...

7-Zip 26.01 was released. Download 7-Zip for 64-bit Windows x64: https://7-zip.org/a/7z2601-x64.exe 7-Zip for 32-bit Windows x86: https://7-zip.org/a/7z2601.exe 7-Zip for 64-bit Windows ARM64: https://7-zip.org/a/7z2601-arm64.exe 7-Zip Extra: standalone console version, 7z DLL, Plugin for Far Manager: https://7-zip.org/a/7z2601-extra.7z 7-Zip (console version) for 64-bit Linux x86-64 (AMD64): https://7-zip.org/a/7z2601-linux-x64.tar.xz 7-Zip (console version) for 32-bit Linux x86: https://7-zip.org/a/7z2601-linux-x86.tar.xz...

Maybe it's corrupted because computer that was used to create archive had some RAM failure that gives failures in matchfinder code. So LZMA2 bitstream can be correct, because failure was before bitstream creation.

Maybe it's corrupted because computer that was used to create archive had some RAM failure that gives failures in matchfinder code. So LZMA2 bitstream can be correct but, because failure was before bitstream creation.