Flow price: --
ac0562548a1beab8a0c389aead86350bf70fdf49e48d81e6741d3df25a1fd142

Transaction

Hash: ac0562548a1beab8a0c389aead86350bf70fdf49e48d81e6741d3df25a1fd142
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ac0562548a1beab8a0c389aead86350bf70fdf49e48d81e6741d3df25a1fd142:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ac0562548a1beab8a0c389aead86350bf70fdf49e48d81e6741d3df25a1fd142
Status:
ERROR
Block height:
40115469
Block id:
180f791e27947e4916a4f531786ee1cab882178112e627ccbc847d43613a927f
Timestamp:
Tuesday 1 November 2022 at 16:10:44 UTC
()
Proposer:
Authorizers:
Gas used:
48