diff --git a/testplan/common/entity/base.py b/testplan/common/entity/base.py
index a1ebc51e6..11d9bc813 100644
--- a/testplan/common/entity/base.py
+++ b/testplan/common/entity/base.py
@@ -1678,7 +1678,9 @@ def run(self):
             break_join=lambda: self.aborted is True,
         )
         if self._runnable.interactive is not None:
-            return self._runnable.interactive
+            # for testing purpose
+            if self.cfg.interactive_block is False:
+                return self._runnable.interactive
         if isinstance(self._runnable.result, Exception):
             raise self._runnable.result
         return self._runnable.result
diff --git a/testplan/runnable/interactive/http.py b/testplan/runnable/interactive/http.py
index affa83385..cc2798786 100644
--- a/testplan/runnable/interactive/http.py
+++ b/testplan/runnable/interactive/http.py
@@ -827,14 +827,23 @@ def _should_run(uid, curr_status, new_status):
     """
     if new_status == curr_status:
         return False
+
+    # test entry already triggered
+    elif (
+        new_status == RuntimeStatus.RUNNING
+        and curr_status == RuntimeStatus.WAITING
+    ):
+        return False
+
     elif new_status == RuntimeStatus.RUNNING:
-        if curr_status not in (RuntimeStatus.RESETTING, RuntimeStatus.WAITING):
-            return True
-        else:
+
+        if curr_status == RuntimeStatus.RESETTING:
             raise werkzeug.exceptions.BadRequest(
                 "Cannot update runtime status of entry"
                 f' "{uid}" from "{curr_status}" to "{new_status}"'
             )
+        return True
+
     return False
 
 
diff --git a/testplan/runnable/interactive/reloader.py b/testplan/runnable/interactive/reloader.py
index aeeca0102..dd9a34256 100644
--- a/testplan/runnable/interactive/reloader.py
+++ b/testplan/runnable/interactive/reloader.py
@@ -198,10 +198,11 @@ def _build_dep_graph(self, main_module_file, reload_dirs):
         try:
             with io.open(main_module_file, "r") as fp:
                 text = fp.read()
-        except OSError:
+        except OSError as exc:
             raise RuntimeError(
-                "Could not run main module {} as a script.".format(
-                    main_module_file
+                "Could not run main module {} as a script: {}.".format(
+                    main_module_file,
+                    exc,
                 )
             )
         else:
diff --git a/tests/unit/testplan/runnable/interactive/test_api.py b/tests/unit/testplan/runnable/interactive/test_api.py
index a72e4f91a..15e138561 100644
--- a/tests/unit/testplan/runnable/interactive/test_api.py
+++ b/tests/unit/testplan/runnable/interactive/test_api.py
@@ -368,7 +368,9 @@ def test_put_validation(self, api_env):
         rsp = client.put(api_url, json=json_test)
         assert rsp.status_code == 200
         rsp = client.put(api_url, json=json_test)
-        assert rsp.status_code == 400
+        assert rsp.status_code == 200
+        json_rsp = rsp.get_json()
+        assert json_rsp["runtime_status"] == report.RuntimeStatus.WAITING
 
 
 class TestAllSuites: