Flow price: --
248660f4851ffd9a0594fc06000af96870b55dde0bc89ecf599f4c6dc86bfeb0

Transaction

Hash: 248660f4851ffd9a0594fc06000af96870b55dde0bc89ecf599f4c6dc86bfeb0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 248660f4851ffd9a0594fc06000af96870b55dde0bc89ecf599f4c6dc86bfeb0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
248660f4851ffd9a0594fc06000af96870b55dde0bc89ecf599f4c6dc86bfeb0
Status:
ERROR
Block height:
40161691
Block id:
bd50506cc6adb1e881f6455d406fd893e47ef79fe603d1d3cbdfa12b3959ee8e
Timestamp:
Wednesday 2 November 2022 at 10:59:35 UTC
()
Proposer:
Authorizers:
Gas used:
46