Flow price: --
d5618b6fe51d3dff1d61c64727ebb47361336d98766facf5189eba60388f1b81

Transaction

Hash: d5618b6fe51d3dff1d61c64727ebb47361336d98766facf5189eba60388f1b81
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d5618b6fe51d3dff1d61c64727ebb47361336d98766facf5189eba60388f1b81:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d5618b6fe51d3dff1d61c64727ebb47361336d98766facf5189eba60388f1b81
Status:
ERROR
Block height:
40160181
Block id:
dd69292b6b32a467bedfb1aa860335fe807d8c488939e2b974e025f22429658e
Timestamp:
Wednesday 2 November 2022 at 10:22:54 UTC
()
Proposer:
Authorizers:
Gas used:
50