Flow price: --
4b351998a3e6f8a6a64dfe65be4d31caa6aae085947520d0c640092dcb7a9466

Transaction

Hash: 4b351998a3e6f8a6a64dfe65be4d31caa6aae085947520d0c640092dcb7a9466
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4b351998a3e6f8a6a64dfe65be4d31caa6aae085947520d0c640092dcb7a9466:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4b351998a3e6f8a6a64dfe65be4d31caa6aae085947520d0c640092dcb7a9466
Status:
ERROR
Block height:
40029085
Block id:
f4d8bad19f9c5558a327d6205c27bed00d1d2fdac78ae774f37086cb755c2510
Timestamp:
Monday 31 October 2022 at 05:21:02 UTC
()
Proposer:
Authorizers:
Gas used:
49