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Factorysoft opc client toolkit3/11/2023 ![]() I'd greatly appreciate any help or direction on how to write a tag value. In addition to the code I've supplied, I've also tried just passing a '0' value directly (which is all I'm trying to write actually to a single boolean tag) and get the same error. I've also had limited results searching for perl OPC information, besides the perl module's help file. I looked over the perl module code and I'm not sure where a formatting or syntax issue could be happening. "0x80070057: The parameter is incorrect". Adapting the perl code below from Activestate to my local Kepware OPC server (and using the OPC Automation Wrapper), I am able to read an opc tag value, but writing a value via the OPC.pm Write function leaves the error ![]() Hello, sorry in advance if this is not posted in the correct place or if it's not formatted correctly.
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