Blockcerts Forum

Topic	Replies	Views	Activity
FAQ - technical issues Technical AttributeError: ‘CertificateBatchHandler’ object has no attribute ‘certificates_to_issue’ Solution: Error: with cert_issuer -c conf.ini(AttributeError: ‘CertificateBatchHandler’ object has no attribute 'certificates_t…	2	916	July 11, 2022
Welcome to the Blockcerts community	1	6944	March 10, 2017
Failed JSON-LD normalization Technical	9	270	March 7, 2024
displayHTML- "some html code":SOLVED Technical	6	1145	February 23, 2024
Docker build -t bc/cert-issuer:1.0 setup Technical	0	66	February 23, 2024
Error: XMLHttpRequest is not a constructor Support	2	99	February 2, 2024
Cert-tools V3 credential	6	564	January 23, 2024
Is Blockchain Technology Safe for Issuing Digital Certificates and Badges	1	255	January 17, 2024
Help Needed with Blockcerts Universal Verifier for Japan Open Chain Technical	3	191	January 8, 2024
[Identity verification]Why derive and compare issuing address with transaction? Support	1	1807	January 8, 2024
Transaction Processes in Blockcerts Support	1	137	December 21, 2023
Create Certificate Template Technical	3	167	December 15, 2023
Integration Inquiry: Japan Open Chain with Blockcerts Support	2	281	December 11, 2023
Cert-issuer: Ethereum configuration Support	4	356	December 4, 2023
USB access problem on a server Support	0	158	November 21, 2023
Cert-tools Error Support	7	952	October 29, 2023
Cert-tools error: AttributeError: 'str' object has no attribute 'isoformat'. Did you mean: 'format'?	7	2018	October 29, 2023
Avoiding malicious transactions to be added in blockchain Technical	4	2454	October 8, 2023
Cert-issuer -c conf.ini Error Support	6	499	October 6, 2023
Blockcerts Ethereum connection Community	1	390	September 18, 2023
Cost analysis for universities of implementing a proof of certification system on blockchains Community	9	2764	September 11, 2023
AI Assistance for University Deployment? Support	0	217	September 7, 2023
Professional licenses	2	274	September 1, 2023
Help: python error signing certificates with cert.issuer Support	3	328	September 1, 2023
Computed hash does not match remote hash Support	1	222	August 30, 2023
Error signing certificates Support	1	240	August 18, 2023
How to get stared with blockcerts? Support	1	287	August 18, 2023
Fail to add credential V3 on Android Blockcert Wallet Support	1	978	August 18, 2023
Chain property of the resulting Json when verifying the certificate is not formatted Technical	0	251	July 28, 2023
I have a 24-word seed and I'm trying to restore, but the app says it's invalid Support	10	308	July 13, 2023

FAQ - technical issues

AttributeError: ‘CertificateBatchHandler’ object has no attribute ‘certificates_to_issue’ Solution: Error: with cert_issuer -c conf.ini(AttributeError: ‘CertificateBatchHandler’ object has no attribute 'certificates_t…