KB91402
Published: July 30, 2026
Revision: 2.0

64-bit integer values in OptoScript blocks may be misinterpreted in a PAC Control strategy


Applies To:

PAC Control Basic
PAC Control Professional

Versions Affected:

R10.6a to R10.6b

Resolved In Version:

R10.6c


Symptoms:

When using the 64-bit integer value of -9223372036854775808i64 in an OptoScript block, it is treated as -9223372036854775807.

For example, the value in this line:

i64Variable = -9223372036854775808i64;

is interpreted as -9223372036854775807.

Resolution:

Opto 22 has resolved this issue.

Questions?

Contact: Opto 22 Product Support.
Phone: 800-835-6786 or 951-695-3080
Email: support@opto22.com


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