diff --git a/pldmtool/pldm_cmd_helper.cpp b/pldmtool/pldm_cmd_helper.cpp
index e488557..54260e7 100644
--- a/pldmtool/pldm_cmd_helper.cpp
+++ b/pldmtool/pldm_cmd_helper.cpp
@@ -89,7 +89,13 @@
 
 void CommandInterface::exec()
 {
-    instanceId = instanceIdDb.next(mctp_eid);
+    auto instanceIdResult =
+        pldm::utils::getInstanceId(instanceIdDb.next(mctp_eid));
+    if (!instanceIdResult)
+    {
+        return;
+    }
+    auto instanceId = instanceIdResult.value();
     auto [rc, requestMsg] = createRequestMsg();
     if (rc != PLDM_SUCCESS)
     {