The licenses for ctrlX PLC app in version 1.20 (R911397817, R911411765, R911401461, R911418286) cannot be used for the ctrlX PLC app in version >=2.02. There you the new ones (R911421866, R911241867, R911421868, R911421869) as supported features changed e.g. licenses are now hardware independent:
ctrlX PLC >=2.02 - Licenses
You can also purchase an update of you old licenses to the new ones. Please get in contact with your related sales person of Rexroth.
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