diff --git a/app/core/states/var.ts b/app/core/states/var.ts
index f5a47d17e..c957755b6 100644
--- a/app/core/states/var.ts
+++ b/app/core/states/var.ts
@@ -262,7 +262,8 @@ const parse = (state: VarIni): Var => {
 		porttelnet: toNumber(state.porttelnet),
 		regCheck: state.regCheck === '' ? 'Valid' : 'Error',
 		regTy: ['Basic', 'Plus', 'Pro'].includes(state.regTy) ? state.regTy : 'Invalid',
-		regState: (state.regCheck ?? state.regTy).toUpperCase(),
+		// Make sure to use a || not a ?? as regCheck can be an empty string
+		regState: (state.regCheck || state.regTy).toUpperCase(),
 		safeMode: iniBooleanToJsBoolean(state.safeMode),
 		sbClean: iniBooleanToJsBoolean(state.sbClean),
 		sbEvents: toNumber(state.sbEvents),