LightSwitch + MySQL error: Nested Transactions are not supported

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萌比男神i
萌比男神i 2021-01-07 09:17

Trying to connect to and modify existing data in a MySQL table. The reading working fine but when trying to save a change, the following error occurs.

An error o

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  • 2021-01-07 09:21

    I can confirm that the hotfix works. I got lightswitch working with MySQL using mysql connector.net version 6.4.4. However, when you make your connection and choose your database you'll get this error: "The provider did not return a ProviderManifestToken string."

    To fix that, click on the Advanced tab on the connection properties window. Scroll down to the security section and choose true for Persist Security Info.

    This allows the entity framework to query the tables.

    I created a test app with this and published to my computer and I can also do full crud operations!

    Hooray.

    P.S. The hotfix for the nested transactions is here: http://archive.msdn.microsoft.com/KB2534087

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