Use double quotation instead of single quotation
MODIFY
src/ios/strings/Base.lproj/pgm_Localizable.strings
src/ios/strings/Base.lproj/pgm_Localizable.strings
* CordovaGoogleMaps.m
*/
"APIKEY_IS_UNDEFINED_TITLE" = "API key error";
-"APIKEY_IS_UNDEFINED_MESSAGE" = "The variable \'API_KEY_FOR_IOS\' is not registered.";
+"APIKEY_IS_UNDEFINED_MESSAGE" = "The variable \"API_KEY_FOR_IOS\" is not registered.";
"APP_NAME_ERROR_TITLE" = "You need to change the config.xml file";
"APP_NAME_ERROR_MESSAGE" = "Google Maps SDK for iOS crashes if CFBundleExecutable contains non-English characters.\nMore details, Check out the comment in the CordovaGoogleMaps.m file.";
* PluginLocationService.m
*/
"LOCATION_IS_UNAVAILABLE_ERROR_TITLE" = "Location Service is not available";
-"LOCATION_IS_UNAVAILABLE_ERROR_MESSAGE" = "This app needs to access your location. Please turn on \'Settings > Privacy > Location Services\'";
+"LOCATION_IS_UNAVAILABLE_ERROR_MESSAGE" = "This app needs to access your location. Please turn on \"Settings > Privacy > Location Services\"";
"LOCATION_IS_DENIED_MESSAGE" = "This app has rejected to use Location Services.";
"CAN_NOT_GET_LOCATION_MESSAGE" = "Cannot get your location.";

MODIFY
src/ios/strings/in.lproj/pgm_Localizable.strings
src/ios/strings/in.lproj/pgm_Localizable.strings
* CordovaGoogleMaps.m
*/
"APIKEY_IS_UNDEFINED_TITLE" = "API key Anda Salah";
-"APIKEY_IS_UNDEFINED_MESSAGE" = "variable \'API_KEY_FOR_IOS\' tidak terdaftar.";
+"APIKEY_IS_UNDEFINED_MESSAGE" = "variable \"API_KEY_FOR_IOS\" tidak terdaftar.";
"APP_NAME_ERROR_TITLE" = "anda perlu merubah file config.xml ";
"APP_NAME_ERROR_MESSAGE" = "Google Maps SDK untuk iOS cras jika CFBundleExecutable ber isi karakter non English.\nLebih detail, silahkan lihat komentar dalam file CordovaGoogleMaps.m";
* PluginLocationService.m
*/
"LOCATION_IS_UNAVAILABLE_ERROR_TITLE" = "tidak terdapat Service Lokasi";
-"LOCATION_IS_UNAVAILABLE_ERROR_MESSAGE" = "Applikasi ini membutuhkan akses lokasi anda. Silahkan aktifkan \'Pengaturan > Privaci > Lokasi\'";
+"LOCATION_IS_UNAVAILABLE_ERROR_MESSAGE" = "Applikasi ini membutuhkan akses lokasi anda. Silahkan aktifkan \"Pengaturan > Privaci > Lokasi\"";
"LOCATION_IS_DENIED_MESSAGE" = "Applikasi ini tidak dapat menggunakan service Lokasi.";
"CAN_NOT_GET_LOCATION_MESSAGE" = "Tidak dapat menemukan lokasi anda.";

Use double quotation instead of single quotation