Flow price: --
b0f433e5bf87da6ee246f700be0a91be9cd63795705ab983fae9be2eaed104e5

Transaction

Hash: b0f433e5bf87da6ee246f700be0a91be9cd63795705ab983fae9be2eaed104e5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b0f433e5bf87da6ee246f700be0a91be9cd63795705ab983fae9be2eaed104e5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b0f433e5bf87da6ee246f700be0a91be9cd63795705ab983fae9be2eaed104e5
Status:
ERROR
Block height:
39886772
Block id:
ef1ce2299594aea390adc6e52c732b01aacf828cb0332b9e50bf20878ba341fd
Timestamp:
Friday 28 October 2022 at 20:30:56 UTC
()
Proposer:
Authorizers:
Gas used:
49