Survey Error Messages

To resolve the issues, right-click the message, and start one of the commands to further explore the issue.

Error message

Description

Calculated Standard Orientation Exceeded The Threshold In Approximation.

The orientation could not be determined with the required precision. Check the station measurements. Check the coordinates of the reference points.

If you have included the detail points, make sure that you have resolved all Critical Identical Points. See Critical Identical Point.

The Transformation Parameter <name> Is Set To Previous But There Is No Previous Session.

The transformation parameters could not be taken from the previous session. In the Measurement dialog box, check the session number. For example, if a parameter is set to Previous, the session number cannot be 1.

Planimetry Approximation Calculation For Session Is Not Possible.

Right-click the message line and click a command to display the critical station or session.