Showing WebAPI Validation Errors with ExtJS 6

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Let’s say you use model validation with ASP.NET WebAPI and you are serving a client side application written in Sencha’s ExtJS.  To show those errors like this: You need to add a ValidationActionFilter to your startup code as follows: [crayon-58af0bad78a5a657327037/] [crayon-58af0bad78a73842948824/] And then, you can have your ExtJS code do something like the following to display the error: [crayon-58af0bad78a7d773795356/] [crayon-58af0bad78a85450571840/] And you can run it yourself at the Sencha Fiddle: HTH's … Continue Reading

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