Flow price: --
b144037694b112d6c8e285f3bd4841ccbc1455f1b6a1a4e9e93145d65f5a804b

Transaction

Hash: b144037694b112d6c8e285f3bd4841ccbc1455f1b6a1a4e9e93145d65f5a804b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b144037694b112d6c8e285f3bd4841ccbc1455f1b6a1a4e9e93145d65f5a804b: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:
b144037694b112d6c8e285f3bd4841ccbc1455f1b6a1a4e9e93145d65f5a804b
Status:
ERROR
Block height:
39735453
Block id:
dcc8ac6cb6de37ae86baf8a1a568842f3945c8c4e553a4b81062dbf30dbfe7f9
Timestamp:
Wednesday 26 October 2022 at 07:35:28 UTC
()
Proposer:
Authorizers:
Gas used:
49