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Error index was out of range must be nonnegative

That means you were trying to index an object with a value that was not valid. If you have two books, and I ask you to give me your third book, you will look at me funny. The index parameter is referring to either the Rows[ 0] or the Cells[ 1]. Please check that you have at least one row in the dataGridView1 and that the first row has at least 2 cells. I have SharePoint Environment. In my Search Service Application, When i click Url tab in Crawl Log Section it through an below error. " Index was out of range. Must be non- negative and less than the size of the. You' re trying to fetch a value from gvResTasks which is at a place in the gridView higher than the row count in it. Hence the error that the index is out of bounds. Is it possible there is no column id?

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    Error must index

    The exception should then be triggered by the following line: idPaziente = Convert. ToInt16( datarow[ " id" ]. I suggest you to check if the column exists and has a value to convert ex was out of range. Must be non- negative and less than the size of the collection. Parameter name: index. I could not understand why it is throwing that exception. Flow of program is something like this : I have collection of. 通常、 IndexOutOfRangeException 開発者のエラーの結果として例外がスローされ ます。 例外を. IndexOutOfRangeException: / / Index was outside the bounds of the array. This code has no checks for exceptions.

    You should always check if the index is valid in your case. Add a check for index. I am not that good in vb. Something like: if( index < 0) return;. Before getting the rows based on index. Hi, I have the foll error showing up sporadically. " Custom message: Index was out of range. Parameter name: startIndex" I am instantiating, etc.