Flow price: --
99bab275d84ea2437a45386f67c68c3cd8617792c6ff7e37c48b06e8a59c2ff5

Transaction

Hash: 99bab275d84ea2437a45386f67c68c3cd8617792c6ff7e37c48b06e8a59c2ff5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 99bab275d84ea2437a45386f67c68c3cd8617792c6ff7e37c48b06e8a59c2ff5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
99bab275d84ea2437a45386f67c68c3cd8617792c6ff7e37c48b06e8a59c2ff5
Status:
ERROR
Block height:
40045046
Block id:
f925b226e4a1ba5ba0dbf7fad8f4b3bf53c983e7b6cae116cba09804bc6cc36f
Timestamp:
Monday 31 October 2022 at 11:46:11 UTC
()
Proposer:
Authorizers:
Gas used:
49