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A PHP Error was encountered

Severity: Warning

Message: fopen(): SSL operation failed with code 1. OpenSSL Error messages: error:14090086:SSL routines:ssl3_get_server_certificate:certificate verify failed

Filename: views/research_db.php

Line Number: 20

Backtrace:

File: /home/research/domains/research.ubru.ac.th/public_html/application/views/research_db.php
Line: 20
Function: fopen

File: /home/research/domains/research.ubru.ac.th/public_html/application/controllers/Content.php
Line: 177
Function: view

File: /home/research/domains/research.ubru.ac.th/public_html/index.php
Line: 320
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: fopen(): Failed to enable crypto

Filename: views/research_db.php

Line Number: 20

Backtrace:

File: /home/research/domains/research.ubru.ac.th/public_html/application/views/research_db.php
Line: 20
Function: fopen

File: /home/research/domains/research.ubru.ac.th/public_html/application/controllers/Content.php
Line: 177
Function: view

File: /home/research/domains/research.ubru.ac.th/public_html/index.php
Line: 320
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: fopen(https://research.ubru.ac.th/assets/resources/content/research_db.txt): failed to open stream: operation failed

Filename: views/research_db.php

Line Number: 20

Backtrace:

File: /home/research/domains/research.ubru.ac.th/public_html/application/views/research_db.php
Line: 20
Function: fopen

File: /home/research/domains/research.ubru.ac.th/public_html/application/controllers/Content.php
Line: 177
Function: view

File: /home/research/domains/research.ubru.ac.th/public_html/index.php
Line: 320
Function: require_once

Unable to open file!