diff --git a/packages/service-provider-torus/src/TorusServiceProvider.ts b/packages/service-provider-torus/src/TorusServiceProvider.ts
index 6abe82e0..e94d42b9 100644
--- a/packages/service-provider-torus/src/TorusServiceProvider.ts
+++ b/packages/service-provider-torus/src/TorusServiceProvider.ts
@@ -44,6 +44,9 @@ class TorusServiceProvider extends ServiceProviderBase {
 
   async triggerLogin(params: SubVerifierDetails): Promise<TorusLoginResponse> {
     const obj = await this.customAuthInstance.triggerLogin(params);
+    // incase of redirectflow which return null
+    if (!obj) return;
+
     const localPrivKey = Torus.getPostboxKey(obj);
     this.postboxKey = new BN(localPrivKey, "hex");
     return obj;
@@ -51,6 +54,9 @@ class TorusServiceProvider extends ServiceProviderBase {
 
   async triggerAggregateLogin(params: AggregateLoginParams): Promise<TorusAggregateLoginResponse> {
     const obj = await this.customAuthInstance.triggerAggregateLogin(params);
+    // incase of redirectflow which return null
+    if (!obj) return;
+
     const localPrivKey = Torus.getPostboxKey(obj);
     this.postboxKey = new BN(localPrivKey, "hex");
     return obj;