Flow price: --
976a581fd07d93b8616bc72dd58eab2dc37c555c94bc749873ef04a494cf0372

Transaction

Hash: 976a581fd07d93b8616bc72dd58eab2dc37c555c94bc749873ef04a494cf0372
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 976a581fd07d93b8616bc72dd58eab2dc37c555c94bc749873ef04a494cf0372:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
976a581fd07d93b8616bc72dd58eab2dc37c555c94bc749873ef04a494cf0372
Status:
ERROR
Block height:
39913419
Block id:
e7f2430bc8efa055d498b073210b51d7b731cbd1f128770d292c393da0307023
Timestamp:
Saturday 29 October 2022 at 07:08:23 UTC
()
Proposer:
Authorizers:
Gas used:
50