Flow price: --
13b653ea11fbfb6b4818faac8e0bfb2dcb990a1eb41068b3cde0bfea777e131e

Transaction

Hash: 13b653ea11fbfb6b4818faac8e0bfb2dcb990a1eb41068b3cde0bfea777e131e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 13b653ea11fbfb6b4818faac8e0bfb2dcb990a1eb41068b3cde0bfea777e131e: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:
13b653ea11fbfb6b4818faac8e0bfb2dcb990a1eb41068b3cde0bfea777e131e
Status:
ERROR
Block height:
40160542
Block id:
4847c65c6d8183efba65e320be7ade3d5628d13b7a781e575eef14c1777874c1
Timestamp:
Wednesday 2 November 2022 at 10:31:42 UTC
()
Proposer:
Authorizers:
Gas used:
50