InvalidOperationException 1 Question Ask question My questions Search Order By: NewCategoryTagClear Filter 4 Votes 2 Ans System.InvalidOperationException when using SLProtocol.FillArray method. Solved559 viewsMichiel Clepkens [SLC] [DevOps Advocate] Posted new comment 23rd December 2021exception Fillarray InvalidOperationException QAction SLProtocol