# “Error was encountered..” message during import of mission

Import of mission will fail if calibration values are incorrect or unreadable.

At the end of “Store mission” procedure a problem with read calibration data from sensor memory will occur with message box as below:

<p align="center"><img src="https://content.gitbook.com/content/gejpyNLdjbUCpCURIFfT/blobs/uOdIkIeJ2zTL3EiZQe76/Unknown%20image" alt=""></p>

To resolve this issue set the calibration values for sensor as described in [calibration](https://help.boomerang3.com/logger-card-client-user-manual/calibration "mention") chapter.