Flow price: --
bafab46f201ca44d61878048d1adc44249815a13c479a2b3b9d8e691ce9da835

Transaction

Hash: bafab46f201ca44d61878048d1adc44249815a13c479a2b3b9d8e691ce9da835
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bafab46f201ca44d61878048d1adc44249815a13c479a2b3b9d8e691ce9da835:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
bafab46f201ca44d61878048d1adc44249815a13c479a2b3b9d8e691ce9da835
Status:
ERROR
Block height:
40118463
Block id:
6db63d69af09471e9578b73ce9130d8db6650ac5235fea5b8940926714cb4838
Timestamp:
Tuesday 1 November 2022 at 17:23:51 UTC
()
Proposer:
Authorizers:
Gas used:
49