Flow price: --
152c4c795079bba3a496e7e4453ae5b2360195aba76ff21217a40135efb153fb

Transaction

Hash: 152c4c795079bba3a496e7e4453ae5b2360195aba76ff21217a40135efb153fb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 152c4c795079bba3a496e7e4453ae5b2360195aba76ff21217a40135efb153fb: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:
152c4c795079bba3a496e7e4453ae5b2360195aba76ff21217a40135efb153fb
Status:
ERROR
Block height:
39731797
Block id:
d143450b007f07f75363173122f8af38ee15b67965957634335f9e1ccc99a848
Timestamp:
Wednesday 26 October 2022 at 06:06:47 UTC
()
Proposer:
Authorizers:
Gas used:
50