LR 14 uses invalid keystroke syntax for the Next and Previous Variation commands in the TranslatedStrings files for 8 of the 16 languages. Instead of "Option+Right" and "Option+Left", for those languages it uses the localized translation, e.g. "Opzione+Sinistra".
The incorrect lines:
es_ES.txt:"$$$/AgDevelop/Menu/Photo/NextVariation/Key=Opción + derecha"
es_ES.txt:"$$$/AgDevelop/Menu/Photo/PreviousVariation/Key=Opción + izquierda"
it_IT.txt:"$$$/AgDevelop/Menu/Photo/NextVariation/Key=Opzione+Destra"
it_IT.txt:"$$$/AgDevelop/Menu/Photo/PreviousVariation/Key=Opzione+Sinistra"
ja_JP.txt:"$$$/AgDevelop/Menu/Photo/NextVariation/Key=Option+右向き矢印"
ja_JP.txt:"$$$/AgDevelop/Menu/Photo/PreviousVariation/Key=Option+左向き矢印"
ko_KR.txt:"$$$/AgDevelop/Menu/Photo/NextVariation/Key=Option + 오른쪽"
ko_KR.txt:"$$$/AgDevelop/Menu/Photo/PreviousVariation/Key=Option + 왼쪽"
nl_NL.txt:"$$$/AgDevelop/Menu/Photo/NextVariation/Key=Option+rechts"
nl_NL.txt:"$$$/AgDevelop/Menu/Photo/PreviousVariation/Key=Option+links"
ru_RU.txt:"$$$/AgDevelop/Menu/Photo/NextVariation/Key=Option + стрелка вправо"
ru_RU.txt:"$$$/AgDevelop/Menu/Photo/PreviousVariation/Key=Option + стрелка влево"
sv_SE.txt:"$$$/AgDevelop/Menu/Photo/NextVariation/Key=Option+Högerpil"
sv_SE.txt:"$$$/AgDevelop/Menu/Photo/PreviousVariation/Key=Option+Vänsterpil"
th_TH.txt:"$$$/AgDevelop/Menu/Photo/NextVariation/Key=Option+ลูกศรขวา"
th_TH.txt:"$$$/AgDevelop/Menu/Photo/PreviousVariation/Key=Option+ลูกศรซ้าย"
zh_CN.txt:"$$$/AgDevelop/Menu/Photo/NextVariation/Key=Option 键 + 向右箭头键"