Brianmac Posted April 27, 2018 Report Share Posted April 27, 2018 PLC: V1210, Hardware: A, OS v3.4, Boot Ver: 2.2(11), BinLib v0-3.10(03), Factory boot: 1.3(07) Win10 connecting works fine, android - sometimes, IOS - never. all are connecting through VPN. do get a message: unitronics operand start address and end address must be non-negative and less than the operand count on the PLC Any help would be appreciated! Link to comment Share on other sites More sharing options...
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