diff --git a/GPUSimulators/KP07.py b/GPUSimulators/KP07.py
index 5ad5d8c..a37d25d 100644
--- a/GPUSimulators/KP07.py
+++ b/GPUSimulators/KP07.py
@@ -51,6 +51,20 @@ class KP07 (Simulator.BaseSimulator):
     dt: Size of each timestep (90 s)
     g: Gravitational accelleration (9.81 m/s^2)
     """
+    def hip_check(call_result):
+        err = call_result[0]
+        result = call_result[1:]
+        if len(result) == 1:
+            result = result[0]
+        if isinstance(err, hip.hipError_t) and err != hip.hipError_t.hipSuccess:
+            raise RuntimeError(str(err))
+        elif (
+            isinstance(err, hiprtc.hiprtcResult)
+            and err != hiprtc.hiprtcResult.HIPRTC_SUCCESS
+        ):
+            raise RuntimeError(str(err))
+        return result
+
     def __init__(self, 
                  context, 
                  h0, hu0, hv0,