refactor(timepix): add explicit RuntimeError for failed file writer of the backend.

2026-05-26 13:24:35 +02:00
parent 793034ae19
commit c21cc57f35
1 changed files with 8 additions and 1 deletions
@@ -776,7 +776,14 @@ class Timepix(PSIDeviceBase, TimePixControl):
        status_writer = None
        if self.hdf.enable.get() == "Enable":
            st2 = CompareStatus(self.hdf.write_file, ACQUIRESTATUS.DONE)
-            st3 = ExceptionStatus(self.hdf.write_status, 0, operation="!=")
+            st3 = ExceptionStatus(
+                self.hdf.write_status,
+                0,
+                operation="!=",
+                exception=RuntimeError(
+                    "HDF5 write failed, please check with support if the IOC has sufficient permissions to write to disk."
+                ),
+            )
            status_written_images = CompareStatus(self.hdf.num_captured, self._n_images)
            status_writer = st1 & st2 & status_written_images & st3