Flow price: --
3406edbc3d3a221a7a7ca80670a51e771cab6bd8447668dea2c122f0ad8975cb

Transaction

Hash: 3406edbc3d3a221a7a7ca80670a51e771cab6bd8447668dea2c122f0ad8975cb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3406edbc3d3a221a7a7ca80670a51e771cab6bd8447668dea2c122f0ad8975cb: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:
3406edbc3d3a221a7a7ca80670a51e771cab6bd8447668dea2c122f0ad8975cb
Status:
ERROR
Block height:
39859014
Block id:
3e06ac0b2bd1e69ba96b8ff352849f6633de5edb6b5175bad5439238d2859860
Timestamp:
Friday 28 October 2022 at 09:24:57 UTC
()
Proposer:
Authorizers:
Gas used:
52