Fixed as of:
PLC Designer V4.1
Behavior of the new version:
The visualization pages can be operated without restrictions.
Description of the behavior:
After logging into the Lenze Controller, the visualization pages in PLC Designer can no longer be operated. The fields on the visualization pages are displayed as if PLC Designer were "offline." The following message appears in the message window under the "Visualization" category:
context: no signature
Under what conditions does this behavior occur?
The behavior described above occurs sporadically after repeatedly switching between online and offline modes (with code changes).
Affected products:
PLC Designer version 3.0 and later
Short-term measures:
Remove the visualization pages from the PLC Designer project and reinsert them.
Assessment/Recommendations:
In very rare cases, the visualization pages in PLC Designer may become unresponsive after logging out and back in multiple times. The visualization pages in PLC Designer are primarily used to support commissioning. An application-specific solution is described under “Short-term measures.”
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