Flow price: --
1b9d8a60071b3e09a2065c82991f38846f1c9f404859d8cee89ac79628441053

Transaction

Hash: 1b9d8a60071b3e09a2065c82991f38846f1c9f404859d8cee89ac79628441053
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1b9d8a60071b3e09a2065c82991f38846f1c9f404859d8cee89ac79628441053:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1b9d8a60071b3e09a2065c82991f38846f1c9f404859d8cee89ac79628441053
Status:
ERROR
Block height:
39810704
Block id:
b46fc310de2d8c18b5209e8fa4443a5a577ae158952af4b390b2876d08bd6921
Timestamp:
Thursday 27 October 2022 at 13:54:49 UTC
()
Proposer:
Authorizers:
Gas used:
48