Flow price: --
ce51ead906f712bc71111007830fb5a83d84da57ba436fef5fe4e2d367cf8dfc

Transaction

Hash: ce51ead906f712bc71111007830fb5a83d84da57ba436fef5fe4e2d367cf8dfc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ce51ead906f712bc71111007830fb5a83d84da57ba436fef5fe4e2d367cf8dfc: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:
ce51ead906f712bc71111007830fb5a83d84da57ba436fef5fe4e2d367cf8dfc
Status:
ERROR
Block height:
39854150
Block id:
86f5e560b218b282f31154ee8434ca745ae302033f437133c5e1679240cada85
Timestamp:
Friday 28 October 2022 at 07:27:34 UTC
()
Proposer:
Authorizers:
Gas used:
47