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	1081	July 11, 2022
Welcome to the Blockcerts community	1	7152	March 10, 2017
Issue with Certificate Upload - "Invalid Credential" Error	13	51	January 28, 2025
How to Securely Verify a Blockcert Credentials? Technical	2	13	January 21, 2025
Can I use email for credentialSubject.id in blockcerts v3? Technical	2	16	January 18, 2025
Am I understanding what really blockcert is about? Part 2 Community	1	14	January 6, 2025
Not able to host certificate on eth testnet(sepolia) due to insufficient balance despite having balance 10x more than required Technical	0	10	December 30, 2024
How to generate Verifiable Presentation with cert-issuer? Technical	8	39	December 2, 2024
Blockcerts wallet on Android does not add v3 certificates Technical	6	61	October 21, 2024
How to add custom additional fields - BlockcertValidationError Support	9	2467	October 14, 2024
Best Practices for Implementing Blockcerts in Corporate Training Programs Community	1	44	August 13, 2024
I want help on how to set up educational certification blocks Support	1	79	August 13, 2024
Does Blockcerts supports Off-Chain storage solution?	0	15	August 9, 2024
Adding additional fields (cert-tools) Technical	2	865	August 9, 2024
Cost analysis for universities of implementing a proof of certification system on blockchains Community	10	3039	July 13, 2024
Could Someone Help me Research the use of Blockcerts for Secure Academic Qualification Confirmation? Community	2	92	July 13, 2024
Blockcerts Ethereum connection Community	2	601	July 13, 2024
The difficulty of providing Blockcerts Issuance to a university Community	7	1415	July 13, 2024
AI Assistance for University Deployment? Support	1	299	June 26, 2024
Create Certificate Template Technical	4	312	June 24, 2024
USB access problem on a server Support	1	256	June 23, 2024
Error: SignedTransaction object has no attribute 'rawTransaction' Technical	0	993	June 20, 2024
Blockcerts V3 release Standards	9	2093	June 5, 2024
Service Endpoint for BlockCerts in W3C DID Document	1	97	June 3, 2024
I have a 24-word seed and I'm trying to restore, but the app says it's invalid Support	12	466	April 25, 2024
Failed JSON-LD normalization Technical	9	437	March 7, 2024
displayHTML- "some html code":SOLVED Technical	6	1296	February 23, 2024
Docker build -t bc/cert-issuer:1.0 setup Technical	0	157	February 23, 2024
Error: XMLHttpRequest is not a constructor Support	2	279	February 2, 2024
Cert-tools V3 credential	6	667	January 23, 2024

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…