Memory Tags with Null value

[pturmel]

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Null value in memory tag is read as empty string

We have strange bug, where a nulled memory string tag sometimes is read in as empty string. We use a memory string tag to keep track of the operator working on a machine. After logout the tag is nulled. When an operator logs back in the tag is set again. The problem is, when reading from the tag, sometimes the nulled tag will be interpreted as empty string. Which is strange, because we also have a reference tag on that same memory tag and the reference tag is showing the null value? We checke…