Merging a blob on an entity results in a class cast exception

Description

Merging an entity with a blob results in a class cast exception:

Test case: https://github.com/nikowitt/hibernate-test-case-templates/tree/HHH-12555

Environment

None

Status

Assignee

Guillaume Smet

Reporter

Niko Wittenbeck

Fix versions

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backPortable

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Requires Release Note

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Affects versions

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Major
Configure