Flow price: --
00e02043514da209526bdb35853b190b0cde7d39b8ab9b46b00cfb9897062171

Transaction

Hash: 00e02043514da209526bdb35853b190b0cde7d39b8ab9b46b00cfb9897062171
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 00e02043514da209526bdb35853b190b0cde7d39b8ab9b46b00cfb9897062171:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
00e02043514da209526bdb35853b190b0cde7d39b8ab9b46b00cfb9897062171
Status:
ERROR
Block height:
40002943
Block id:
d3c507388ce87bfb25101034d2f9b3b24fdacb98a21825d9c044344307bd1010
Timestamp:
Sunday 30 October 2022 at 18:56:54 UTC
()
Proposer:
Authorizers:
Gas used:
52