Flow price: --
085b4e101c1594e864bc1521e4304664706e537135ffe48624d1fa4f2f4e4c33

Transaction

Hash: 085b4e101c1594e864bc1521e4304664706e537135ffe48624d1fa4f2f4e4c33
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 085b4e101c1594e864bc1521e4304664706e537135ffe48624d1fa4f2f4e4c33:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
085b4e101c1594e864bc1521e4304664706e537135ffe48624d1fa4f2f4e4c33
Status:
ERROR
Block height:
40135870
Block id:
401d91781aa5d796b9f9b8ccdcfecec39bf84d366fc4c9cbbde5f050aae7b674
Timestamp:
Wednesday 2 November 2022 at 00:30:32 UTC
()
Proposer:
Authorizers:
Gas used:
47