KB88122
Published: May 16, 2019
Revision: 2.0

CODESYS error during download: 1 unresolved reference


Applies To:

Firmware for GRV-EPIC-PR1:

  • CODESYS

Versions Affected:

1.3.0 through 1.3.1

Resolved In Version:

1.3.2


Symptoms:

In CODESYS Development System, when you add a data source (through the Data Sources Manager) to your application, and then download your application, you get the following messages:

unresolved reference(s), 0 signature mismatch(es), 0 version mismatches found!
This is because the device version on the hardware differs from the device version in the project.

Workaround:

In your CODESYS application, disable calls to the unavailable function by specifying the DS_LOG_WITHOUT_PRINTF compiler define:

  1. In CODESYS Development System, right-click your application.
  2. Select Properties.
  3. Click the Build tab.
  4. Type in DS_LOG_WITHOUT_PRINTF in the Compiler Defines field.
  5. Click OK.

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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