Flow price: --
7b974186864f6e20bee38709cc0617c5b2f20d325832fbc333991cd12978e548

Transaction

Hash: 7b974186864f6e20bee38709cc0617c5b2f20d325832fbc333991cd12978e548
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> 7b974186864f6e20bee38709cc0617c5b2f20d325832fbc333991cd12978e548:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
7b974186864f6e20bee38709cc0617c5b2f20d325832fbc333991cd12978e548
Status:
ERROR
Block height:
40868681
Block id:
9f0b0d04a12195f8e302614eecea7ef27b83762939caa7bffe6ccdc470ced291
Timestamp:
Monday 14 November 2022 at 07:38:44 UTC
()
Proposer:
Authorizers:
Gas used:
37