Flow price: --
9106beabed25fb26120affb604fc70eb44cc79486d8cf4c4b44071e529ddb202

Transaction

Hash: 9106beabed25fb26120affb604fc70eb44cc79486d8cf4c4b44071e529ddb202
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9106beabed25fb26120affb604fc70eb44cc79486d8cf4c4b44071e529ddb202:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9106beabed25fb26120affb604fc70eb44cc79486d8cf4c4b44071e529ddb202
Status:
ERROR
Block height:
39907496
Block id:
a48c66cc867c23fedb1d18f1d7104b6048b67eab1189dea493b24b0b4fe2bfa7
Timestamp:
Saturday 29 October 2022 at 04:45:54 UTC
()
Proposer:
Authorizers:
Gas used:
47