https://forge.codesys.com/forge/talk/Visualization/thread/afa7ad2da7/2026-01-27T04:00:49.886000ZRecent posts to The element of type 'VisuFbElemImage' could not be updated. Reason: Index was outside the bounds of the array.2026-01-27T04:00:49.886000Z2026-01-27T04:00:49.886000Zeschwellingerhttps://forge.codesys.com/u/eschwellinger/https://forge.codesys.com32dfba1253e72791707f2a66d65c48f45162799c

<div class="markdown_content"><p>check with the CODESYS Installer er if you are on latest Visuversion. 4.9.1.0</p></div>

2026-01-26T16:10:17.358000Z2026-01-26T16:10:17.358000Zhyplcmotionhttps://forge.codesys.com/u/hyplcmotion/https://forge.codesys.com0a76b991c6e9fedd6939f53487bf13761b79c319

<div class="markdown_content"><p>Hello, I’m encountering the same issue. I only receive these errors when downloading to the PLC—there are no errors during the build—after upgrading to CODESYS 3.5.21.10. Is there any known fix or recommended solution? Visualization seems running ok, no PLC log error.</p> <p>Visualization: Error: The element of type 'VisuFbLabel' could not be updated. Reason: Source array was not long enough. Check srcIndex and length, and the array's lower bounds.<br/> Visualization: Error: The element of type 'VisuFbElemSimple' could not be updated. Reason: Source array was not long enough. Check srcIndex and length, and the array's lower bounds.<br/> Visualization: Error: The element of type 'VisuFbElemSimple' could not be updated. Reason: Source array was not long enough. Check srcIndex and length, and the array's lower bounds.<br/> Visualization: Error: The element of type 'VisuFbElemImage' could not be updated. Reason: Source array was not long enough. Check srcIndex and length, and the array's lower bounds.<br/> Visualization: Error: The element of type 'VisuFbElemSimple' could not be updated. Reason: Source array was not long enough. Check srcIndex and length, and the array's lower bounds.<br/> Visualization: Error: The element of type 'VisuFbElemSimple' could not be updated. Reason: Source array was not long enough. Check srcIndex and length, and the array's lower bounds.<br/> Visualization: Error: The element of type 'VisuFbElemImage' could not be updated. Reason: Source array was not long enough. Check srcIndex and length, and the array's lower bounds.<br/> Visualization: Error: The element of type 'VisuFbElemButton' could not be updated. Reason: Source array was not long enough. Check srcIndex and length, and the array's lower bounds.<br/> Visualization: Error: The element of type 'VisuFbElemButton' could not be updated. Reason: Source array was not long enough. Check srcIndex and length, and the array's lower bounds.<br/> Visualization: Error: The element of type 'VisuFbElemSimple' could not be updated. Reason: Source array was not long enough. Check srcIndex and length, and the array's lower bounds.</p></div>

2025-11-03T12:47:22.900000Z2025-11-03T12:47:22.900000Zgcodejedihttps://forge.codesys.com/u/gcodejedi/https://forge.codesys.com0d3d6c0e4578dc30ec0c75a22f38d43717dec80f

<div class="markdown_content"><p>Hello, I am experiencing this exact same issue. Were you able to get yours resolved? If so, would you mind sharing the solution you discovered? Thanks!</p></div>

2024-12-03T12:32:47.227000Z2024-12-03T12:32:47.227000Zrafaelbritohttps://forge.codesys.com/u/rafaelbrito/https://forge.codesys.com1a8fac74e0fde7e98df7185603ec1cb63f146d0f

<div class="markdown_content"><p>When trying to use the Visualization ToolBox, no objects appear and the following error appears. Could you tell me what this error could be?</p> <blockquote> <p>The element of type 'VisuFbElemImage' could not be updated. Reason: Index was outside the bounds of the array.</p> </blockquote> <p>Can anyone tell me what this error is?</p></div>