Flow price: --
80be9f24524a85f85535c3ff0028fbecb19ff9ce277f58e230798e4acf2d78fe

Transaction

Hash: 80be9f24524a85f85535c3ff0028fbecb19ff9ce277f58e230798e4acf2d78fe
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 80be9f24524a85f85535c3ff0028fbecb19ff9ce277f58e230798e4acf2d78fe: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:
80be9f24524a85f85535c3ff0028fbecb19ff9ce277f58e230798e4acf2d78fe
Status:
ERROR
Block height:
39900531
Block id:
c77870fdb416f3231251de65d858ac4f28bee88d08f960234486f25c37e3c9f3
Timestamp:
Saturday 29 October 2022 at 01:59:05 UTC
()
Proposer:
Authorizers:
Gas used:
47