Flow price: --
55186465d1cdfbfd0f3bdb48334ae4798ea4cfff1bc2c4f91b4e19e5b2d1073d

Transaction

Hash: 55186465d1cdfbfd0f3bdb48334ae4798ea4cfff1bc2c4f91b4e19e5b2d1073d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 55186465d1cdfbfd0f3bdb48334ae4798ea4cfff1bc2c4f91b4e19e5b2d1073d: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:
55186465d1cdfbfd0f3bdb48334ae4798ea4cfff1bc2c4f91b4e19e5b2d1073d
Status:
ERROR
Block height:
39950776
Block id:
4553dbfc5ccb8292b00acf1d2e132be4cc2099c2428ce9f33f2fc4bd0ffcce8c
Timestamp:
Saturday 29 October 2022 at 22:08:06 UTC
()
Proposer:
Authorizers:
Gas used:
50