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This message is automatically created by mail delivery software (Exim). The size of your mailbox has exceeded a warning threshold that is set by the system adm

Barleysugar
Barleysugar
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This message is automatically created by mail delivery software (Exim).

The size of your mailbox has exceeded a warning threshold that is set by the system administrator. How do I fix this error

This message is automatically created by mail delivery software (Exim). The size of your mailbox has exceeded a warning threshold that is set by the system administrator. How do I fix this error

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user01229325
user01229325
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The message is from your providers server. Sounds like you need to clean up your mailbox. Do you compact your folders regularly? If you are not familiar with compact and how it relates to Thunderbird, read this. https://support.mozilla.org/en-US/kb/compacting-folders