Flow price: --
a697a8d06518af6f9ff811fdc23ee6f9830cf039f3095909e43f077cc75dc2bf

Transaction

Hash: a697a8d06518af6f9ff811fdc23ee6f9830cf039f3095909e43f077cc75dc2bf
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a697a8d06518af6f9ff811fdc23ee6f9830cf039f3095909e43f077cc75dc2bf: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:
a697a8d06518af6f9ff811fdc23ee6f9830cf039f3095909e43f077cc75dc2bf
Status:
ERROR
Block height:
40142092
Block id:
3276b7b1f9c9ad5d6a5bf57707dd2cb591a3c471062ac29313c7898dfb43f58c
Timestamp:
Wednesday 2 November 2022 at 03:01:23 UTC
()
Proposer:
Authorizers:
Gas used:
46