diff --git a/src/lang/norwegian_nynorsk.txt b/src/lang/norwegian_nynorsk.txt
--- a/src/lang/norwegian_nynorsk.txt
+++ b/src/lang/norwegian_nynorsk.txt
@@ -1206,7 +1206,6 @@ STR_CONFIG_PATCHES_INT32                
 STR_CONFIG_PATCHES_CURRENCY                                     :{CURRENCY}
 
 STR_CONFIG_PATCHES_QUERY_CAPT                                   :{WHITE}Endre innstillingsverdi
-STR_CONFIG_PATCHES_SERVICE_INTERVAL_INCOMPATIBLE                :{WHITE}Nokon eller alle standard-vedlikehaldsintervalla under er ikkje kompatible med valde innstillingar! 5-90 % og 30-800 dagar er gyldige
 
 STR_CONFIG_PATCHES_PATHFINDER_FOR_TRAINS                        :{LTBLUE}Vegfinnar for tog: {ORANGE}{STRING}
 STR_CONFIG_PATCHES_PATHFINDER_FOR_TRAINS_NTP                    :NTP {RED}(Ikkje anbefalt)