Hey there! Let's work through this printing problem you're facing with your Pentaho reports in Odoo 8. Even though I can't see the specific error from your image, I'll walk through the most common culprits and fixes that resolve these kinds of issues:

• Verify Data Source Connection
  First, confirm your Pentaho report's data source is correctly configured to connect to your Odoo 8 database. Check if:

  • The connection string (host, port, database name) matches your Odoo DB settings
  • The database user has sufficient read permissions for all tables used in the report
  • You can preview the report directly in Pentaho Report Designer without errors—if preview fails, the issue is definitely with data fetching, not Odoo integration

• Check Odoo Report Configuration
  Make sure the report is set up correctly within Odoo:

  • The .prpt file is placed in the right directory (usually addons/pentaho_reports/reports/ or your custom module's reports folder)
  • The report is linked to the correct Odoo model (e.g., sale.order for sales order reports)
  • The report name and path in Odoo's report settings match exactly with the file on your server

• Fix Formatting & Rendering Glitches
  If the report previews fine but prints with messed-up layout or garbled text:

  • Check font availability: Ensure the fonts used in your Pentaho report are installed on your Odoo server. For non-Latin languages, missing fonts often cause square boxes or garbled characters.
  • Align page settings: Match the report's paper size, margins, and orientation with your printer's default settings in both Pentaho and Odoo.

• Dig Into Odoo Logs for Exact Errors
  Enable detailed logging in Odoo and check the odoo-server.log file when you attempt to print the report. Look for:

  • Missing Python dependencies (Odoo 8 requires specific versions of libraries like jpype—avoid installing the latest version, stick to compatible releases)
  • Permission errors accessing the report file or database tables
  • Syntax issues in any custom scripts used to pass data from Odoo to Pentaho

• Test a Minimal Report
  Create a super simple test report (e.g., just display a single field like name from your target model) and try printing it. If this works, the problem lies in a complex element of your original report (like subreports, charts, or conditional formatting). Remove elements one by one to isolate the cause.

内容的提问来源于stack exchange，提问作者Loloi Hind