diff --git a/scripts/gpu_tpu/switch_gpu_mode_direct.sh b/scripts/gpu_tpu/switch_gpu_mode_direct.sh
index 2b03103a..acef6cff 100644
--- a/scripts/gpu_tpu/switch_gpu_mode_direct.sh
+++ b/scripts/gpu_tpu/switch_gpu_mode_direct.sh
@@ -906,8 +906,21 @@ main() {
   : >"$LOG_FILE"
   : >"$screen_capture"
 
+  # Debug: Show received environment variables
+  echo "[DEBUG] Environment variables received:"
+  echo "[DEBUG] GPU_SLOT='$GPU_SLOT'"
+  echo "[DEBUG] TARGET_MODE='$TARGET_MODE'"
+  echo "[DEBUG] EXECUTION_MODE='$EXECUTION_MODE'"
+  echo ""
+
   parse_arguments "$@"
 
+  # Debug: Show parsed parameters
+  echo "[DEBUG] After parsing:"
+  echo "[DEBUG] PARAM_GPU_SLOT='$PARAM_GPU_SLOT'"
+  echo "[DEBUG] PARAM_TARGET_MODE='$PARAM_TARGET_MODE'"
+  echo ""
+
   # Validate required parameters
   if [[ -z "$PARAM_GPU_SLOT" ]]; then
     msg_error "$(translate 'Missing required parameter'): --gpu-slot"