SharpCompress.Common.InvalidFormatException: 'Unknown Rar Header: 43' #553

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opened 2026-01-29 22:13:40 +00:00 by claunia · 3 comments
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Originally created by @tahir-ozdilek on GitHub (Jan 9, 2023).

I am having this error with rar5 format. My code works fine with zip and rar4.
I am using latest edition of winrar and sharpcompress

Originally created by @tahir-ozdilek on GitHub (Jan 9, 2023). I am having this error with rar5 format. My code works fine with zip and rar4. I am using latest edition of winrar and sharpcompress
claunia added the enhancementbugup for grabs labels 2026-01-29 22:13:40 +00:00
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@adamhathcock commented on GitHub (Jan 10, 2023):

There might be a new iteration in the RAR5 format. Needs investigating and examples.

@adamhathcock commented on GitHub (Jan 10, 2023): There might be a new iteration in the RAR5 format. Needs investigating and examples.
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@tahir-ozdilek commented on GitHub (Jan 10, 2023):

I am unable directly attach a rar file to here. Properties of the file shared in the picture. It is just a dummy rar of a simple txt file which was produced by latest edition of winrar.
explorer_2023-01-10_21-38-04

@tahir-ozdilek commented on GitHub (Jan 10, 2023): I am unable directly attach a rar file to here. Properties of the file shared in the picture. It is just a dummy rar of a simple txt file which was produced by latest edition of winrar. ![explorer_2023-01-10_21-38-04](https://user-images.githubusercontent.com/17099604/211634629-ca3766e0-5923-4a18-995f-7b49eb0b32d1.png)
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@Nanook commented on GitHub (Feb 18, 2023):

Encryption is not supported

@Nanook commented on GitHub (Feb 18, 2023): Encryption is not supported
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Reference: starred/sharpcompress#553