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Thunderbird beta 91.0b1 scrambled some saved messages

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  • Last reply by Matt

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I get email messages faster than I can read them, and have around 5000 unread messages moved to a separate folder to read when I have time. Yesterday, I installed 91.0b1 (32-bit) and compressed that folder. Today, a fair percentage of the saved messages appear to be scrambled, as if the compression process did not save the correct starting points of many of the raw messages. I've attached a picture of what the program believes is the start of one of these raw messages.

I get email messages faster than I can read them, and have around 5000 unread messages moved to a separate folder to read when I have time. Yesterday, I installed 91.0b1 (32-bit) and compressed that folder. Today, a fair percentage of the saved messages appear to be scrambled, as if the compression process did not save the correct starting points of many of the raw messages. I've attached a picture of what the program believes is the start of one of these raw messages.
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Chosen solution

try right clicking the folder, selecting properties and then the repair button.

Make sure the profile is stored locally, does not occupy a space that has cloud synchronization or streaming backups and is not scanned by an anti virus product every time a file is accessed. We recommend an exception for on access scanning for the entire Thunderbird profile. All this because of file contention caused by these other applications in the background. General resource contention is a big thing in computing and operating systems. https://en.wikipedia.org/wiki/Resource_contention

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Chosen Solution

try right clicking the folder, selecting properties and then the repair button.

Make sure the profile is stored locally, does not occupy a space that has cloud synchronization or streaming backups and is not scanned by an anti virus product every time a file is accessed. We recommend an exception for on access scanning for the entire Thunderbird profile. All this because of file contention caused by these other applications in the background. General resource contention is a big thing in computing and operating systems. https://en.wikipedia.org/wiki/Resource_contention