Flow price: --
e62f504eca9ef73fe553d296b15a59e4acc5d3fd71613f74f8a196809ae12be7

Transaction

Hash: e62f504eca9ef73fe553d296b15a59e4acc5d3fd71613f74f8a196809ae12be7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e62f504eca9ef73fe553d296b15a59e4acc5d3fd71613f74f8a196809ae12be7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e62f504eca9ef73fe553d296b15a59e4acc5d3fd71613f74f8a196809ae12be7
Status:
ERROR
Block height:
40136292
Block id:
a6bdf600b2767eddf1809fde535eb68f61204e25dfcaa0cfa68a3b6ee1f4b04c
Timestamp:
Wednesday 2 November 2022 at 00:40:31 UTC
()
Proposer:
Authorizers:
Gas used:
54