Message in Danish (Dansk)
Metoderne 'Single' og 'SingleOrDefault' kan kun bruges som endelig forespørgselshandling. Overvej at bruge metoden 'FirstOrDefault' i denne forekomst i stedet for.
Unlocalized message
The methods 'Single' and 'SingleOrDefault' can only be used as a final query operation. Consider using the method 'FirstOrDefault' in this instance instead.
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