Diagnosis
The vaidity periods of one or more quality standards overlap.

System Response
The validity periods of the quality standards are merged.

Example
Quality standard Q1

• Valid from 01.01.2001 to 01.07.2001


• Valid from 01.05.2001 to 01.12.2001

These validity periods for quality standard Q1 are merged into aperiod:

• 01.01.2001 to 01.12.2001