add error logging to FullDataRequestHandler

core/src/main/java/com/seibel/distanthorizons/core/multiplayer/server/FullDataSourceRequestHandler.java

@@ -64,7 +64,7 @@ public class FullDataSourceRequestHandler
 		// the server timestamp will be null if no LOD data exists for this position
 		Long serverTimestamp = this.fullDataSourceProvider().getTimestampForPos(message.sectionPos);
 		if (serverTimestamp == null
-				|| serverTimestamp <= clientTimestamp)
+			|| serverTimestamp <= clientTimestamp)
 		{
 			// either no data exists to sync, or the client is already up to date
 			rateLimiterSet.syncOnLoginRateLimiter.release();
@@ -93,6 +93,10 @@ public class FullDataSourceRequestHandler
 					rateLimiterSet.syncOnLoginRateLimiter.release();
 				});
 			}
+			catch (Exception e)
+			{
+				LOGGER.error("Unexpected issue getting request for pos ["+DhSectionPos.toString(message.sectionPos)+"], error: ["+e.getMessage()+"].", e);
+			}
 		}, executor);
 	}