Software Support

Open Preprint System A subcategory to discuss PKP’s preprint server, Open Preprint Systems (OPS). Open Monograph Press Connect and learn from others using Open Monograph Press (OMP).

Topic	Replies	Views	Activity
How do I determine my PKP software's version? Software Support determine , version , faq There are a number of ways to find the version number of your OJS, OMP, or OPS installation. If you don’t have administrator access, right-click on any page of your journal followed by View Page Source. This wording m…	0	9190	February 8, 2017
User guides and videos Software Support PKP has extensive documentation on how to install, configure, and use our software at PKP Docs. Online training videos are available at PKP School. You just need to register for a free account to take the tutorials. If…	5	8024	October 22, 2020
About the Software Support category Software Support	0	4528	December 2, 2014
PKP PN Plugin compatibility issue with OJS 3.5.0.3 Software Support	1	20	July 8, 2026
[OJS-3.5.0.5] Argument #1 ($stream) must be of type resource, false given Software Support ojs3 , php-code-error	2	14	July 8, 2026
CustomHeaderPlugin failed to handle the hook TemplateManager in OJS 3.5.x Software Support	4	29	July 8, 2026
Nan for days in submissions Software Support	7	44	July 7, 2026
[OJS 3.4.0-7] Review discussion emails reveal the author's surname Software Support	4	16	July 7, 2026
PKP PLN Not Recognizing Journal (OJS 3.4.x) – “Network Status: The PKP PLN does not know about this journal yet.” Software Support plugin	10	101	July 7, 2026
Metadata of books and chapters indistinguishable at OAI-PMH interface Open Monograph Press oai , metadata	1	21	July 6, 2026
Problems sending email Software Support	2	178	July 6, 2026
OJS-3.4.0-10 – Template/Page Location for "Locate a Reviewer" Popup and Submission Step 4 ("For the Editors") Software Support howto , ojs3	0	14	July 6, 2026
Feature request: OJS 3.5 desk rejection decision confirmation screen have an extra option to return to active submissions on dashboard Software Support	5	55	July 5, 2026
OJS 3.5.0.4: Got error 'PHP message: Plugin APP\\plugins\\generic\\shariff\\ShariffBlockPlugin failed to handle the hook Software Support	2	35	July 5, 2026
Altcha deployment and handling large amount of spammers accounts Software Support ojs3	0	15	July 4, 2026
How to download submision files from `OJS` via `REST API`? Software Support	4	561	July 4, 2026
Invalid DateTime Software Support	1	19	July 4, 2026
Error in OJS Statistics (version 3.5.0.4) Software Support	6	75	July 4, 2026
OJS 3.5.0.4 - Unable to save "Reviewing Interests" in Create Reviewer Form Software Support	1	33	July 3, 2026
OJS 3.5 PKP PN plugin: journal not recognized by PKP PLN Software Support plugin	0	22	July 3, 2026
Login issues with OMP 3.5.0-5 Software Support	4	39	July 3, 2026
OJS 3.5.0.4 Site Administrator can open Administration page, but all admin actions show Access Denied Software Support	1	20	July 3, 2026
Daily usage events log not loading into db Software Support	16	166	July 2, 2026
PKP PN accepts deposits but no published issues are ever queued for preservation (OJS 3.5.0.5) Software Support ojs3	1	15	July 2, 2026
TypeError in OAIDAO when filtering OAI ListRecords by date (from/until) on PostgreSQL Software Support ojs3	1	9	July 2, 2026
Locale::setLocale() logs InvalidArgumentException even for valid, installed locales during early request lifecycle Software Support ojs3	0	10	July 2, 2026
OJS 3.5.0.4: Got error 'PHP message: PHP Deprecated: Using unregistered function "date" in a template is deprecated and will be removed in a future release Software Support	1	43	July 2, 2026
Reviewer's Attachments not visible to author - OJS 3.3.0-7 Software Support	1	25	July 2, 2026
PKP PN Plugin: "The PKP PLN can accept deposits" but deposit list is empty Software Support	0	9	July 2, 2026
OJS 3.5.0-4: Site admin gets 401 on userRoleAssignment API — "not authorized" on Users & Roles, 500 on Edit Profile Software Support	2	30	July 2, 2026