Flow price: --
3fcf9f84dccd9be5c533b95590297a50a221912bec41729cff0f9a4000c8d7df

Transaction

Hash: 3fcf9f84dccd9be5c533b95590297a50a221912bec41729cff0f9a4000c8d7df
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3fcf9f84dccd9be5c533b95590297a50a221912bec41729cff0f9a4000c8d7df: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:
3fcf9f84dccd9be5c533b95590297a50a221912bec41729cff0f9a4000c8d7df
Status:
ERROR
Block height:
40168099
Block id:
8c5191aedab650c23afca9a1e0012e3a493716f5985f8201ca7b99d780616b88
Timestamp:
Wednesday 2 November 2022 at 13:34:30 UTC
()
Proposer:
Authorizers:
Gas used:
48