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タイトル
The input is not a valid Base-64 string as it contains a non-base 64 character, -
説明
The following error is shown while opening the Report Manager.
The input is not a valid Base-64 string as it contains a non-base 64 character, more than two padding characters, or an illegal character among the padding characters. ---> System.FormatException: The input is not a valid Base-64 string as it contains a non-base 64 character, more than two padding characters, or an illegal character among the padding characters.
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原因
Corrupt report or someone opening the Report from an older version and importing it back into the database. -
対策
Resolution
- Connect to the Enterprise Reporter database with the SQL Management Studio
- View the contents of [ReportMetaDataID]
- View the Definition Column and look for any definition that is not encrypted, out of place, or appears a XML data
- This row will need to be restored from backup or change the Definition contents to match a known good Definition in order to load the console and delete the bad report from report manager after it is able to launch again. -
Defect ID
VSTS#204978