Flow price: --
e7f81ad399ecfee0547875623d6cdc07fbe29160d1deec7034f93aba3029040a

Transaction

Hash: e7f81ad399ecfee0547875623d6cdc07fbe29160d1deec7034f93aba3029040a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e7f81ad399ecfee0547875623d6cdc07fbe29160d1deec7034f93aba3029040a: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:
e7f81ad399ecfee0547875623d6cdc07fbe29160d1deec7034f93aba3029040a
Status:
ERROR
Block height:
40045497
Block id:
a23c1f402d409b9073810e2d287e16847b5d3fc5c9a622f8c5f6c4207b582399
Timestamp:
Monday 31 October 2022 at 11:57:27 UTC
()
Proposer:
Authorizers:
Gas used:
49