Hello Giuseppe, Noticed it's been over 8 years since you posted your question, but came across this post will searching on how to make a text box empty by default.,,,,same as you were looking to do. Was working on a dashboard today, and thought what character is not ever in event data, and is not a character used by SPL for any reason. The answer was the: ~ This worked for me, like a charm, in a dashboard text box: <initialValue>~</initialValue> <default>~</default> Best regards, 😎 Dennis
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