Flow price: --
76e455a10470fa50093573bfcf1459e35b80a055ea757e4695d855ac1706067c

Transaction

Hash: 76e455a10470fa50093573bfcf1459e35b80a055ea757e4695d855ac1706067c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 76e455a10470fa50093573bfcf1459e35b80a055ea757e4695d855ac1706067c: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:
76e455a10470fa50093573bfcf1459e35b80a055ea757e4695d855ac1706067c
Status:
ERROR
Block height:
39836651
Block id:
7cc573b34b1d649dcfcfe8167eeac7bebd900ceffbec7a8d63efe2f6c8ea7b99
Timestamp:
Friday 28 October 2022 at 00:23:44 UTC
()
Proposer:
Authorizers:
Gas used:
47