Flow price: --
99103b08d8f99e54d8a7ad2b9906121c100916cac2d303dd6a3c9090c37db8fd

Transaction

Hash: 99103b08d8f99e54d8a7ad2b9906121c100916cac2d303dd6a3c9090c37db8fd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 99103b08d8f99e54d8a7ad2b9906121c100916cac2d303dd6a3c9090c37db8fd: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:
99103b08d8f99e54d8a7ad2b9906121c100916cac2d303dd6a3c9090c37db8fd
Status:
ERROR
Block height:
39873866
Block id:
3f25e9991d948b5c3ed79cb01d068734a559e6ebbd5899ede5680ffe2be32f62
Timestamp:
Friday 28 October 2022 at 15:22:43 UTC
()
Proposer:
Authorizers:
Gas used:
50