removed exception stack trace from warn log message

Author: hhund

codex-process-data-transfer/src/main/java/de/netzwerk_universitaetsmedizin/codex/processes/data_transfer/client/fhir/AbstractFhirClient.java

@@ -633,7 +633,11 @@ public Optional<Patient> getPatient(String reference)
 			}
 			catch (Exception e)
 			{
-				logger.warn("Patient " + reference + " not found", e);
+				logger.warn("Patient {} not found: {} - {}", reference, e.getClass().getName(), e.getMessage());
+
+				if (logger.isDebugEnabled())
+					logger.debug("Error while reading patient " + reference, e);
+
 				return Optional.empty();
 			}
 		}