Flow price: --
bf015645ce09741c0bd9335f6499c257865af41c5e192aee09128dce56d2c982

Transaction

Hash: bf015645ce09741c0bd9335f6499c257865af41c5e192aee09128dce56d2c982
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> bf015645ce09741c0bd9335f6499c257865af41c5e192aee09128dce56d2c982:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
bf015645ce09741c0bd9335f6499c257865af41c5e192aee09128dce56d2c982
Status:
ERROR
Block height:
40109743
Block id:
b1fe3b2c69b01b859844327fc278144593a34894739ecbf30638c59bf59426b2
Timestamp:
Tuesday 1 November 2022 at 13:51:32 UTC
()
Proposer:
Authorizers:
Gas used:
50