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ArgumentException: An item with the same key has already been added

Posted: Sat Apr 02, 2022 5:03 pm
by dcxaspmaker

ASP.NET Maker v2022.3

Reports - Multi-series 2D Single Y Combination Chart (Column/Line/Area)

Series fields: 3 or more entries -> Error

An unhandled exception occurred while processing the request.
ArgumentException: An item with the same key has already been added. Key:
System.Collections.Generic.Dictionary<TKey, TValue>.TryInsert(TKey key, TValue value, InsertionBehavior behavior)

Any Idea (Bug ?)
Gracias for support


Re: ArgumentException: An item with the same key has already been added

Posted: Tue Apr 05, 2022 7:23 am
by MichaelG

Please show your chart settings and related table schema.