# Sent data could not be applied onto this device

## Symptoms

When saving a device an error occures saying: "*Sent data could not be applied onto this device*", see also the example below:  
  
[![image.png](https://knowledgebase.cocos.software/uploads/images/gallery/2026-04/scaled-1680-/jcOYaVLcLK2OR2n8-image.png)](https://knowledgebase.cocos.software/uploads/images/gallery/2026-04/jcOYaVLcLK2OR2n8-image.png)

#### Affected CoCoS version(s)

\- CoCoS v5.1.0

##### Solved in CoCoS version:

<span style="color: rgb(230, 126, 35);">Not yet solved</span>

#### Details

When saving a device, the error "Sent data could not be applied onto this device" is displayed. When opening the logMessage by clicking the link "*Click here for more details*", the service info/comments of the message give errors about fields like "intercomDialPlanParam006Name", "intercomDialPlanParam006Method",, "intercomDialPlanParam006Value", "intercomDialPlanParam006IdTag", "intercomDialPlanParam007Name", "intercomDialPlanParam007Method",, "intercomDialPlanParam007Value", "intercomDialPlanParam007IdTag", "intercomDialPlanParam008Name" and so on. See also the example below:

[![image.png](https://knowledgebase.cocos.software/uploads/images/gallery/2026-04/scaled-1680-/MJtcPProaDmXjg9D-image.png)](https://knowledgebase.cocos.software/uploads/images/gallery/2026-04/MJtcPProaDmXjg9D-image.png)

<span style="color: rgb(34, 34, 34); font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Oxygen, Ubuntu, Roboto, Cantarell, 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif; font-size: 2.8275em; font-weight: 400;">Application</span>

This issue happened when an "invalid" amount of "intercomDialPlanParameters" was configured.

## Solution / Resolution / How To

<table border="1" id="bkmrk-navigate-to-%22system%22" style="border-collapse: collapse; width: 100%;"><colgroup><col style="width: 50%;"></col><col style="width: 50%;"></col></colgroup><tbody><tr><td>Navigate to "*System*" -&gt; "*Configuration*" to get to the list of configuration variables for the system.</td><td>[![image.png](https://knowledgebase.cocos.software/uploads/images/gallery/2026-04/scaled-1680-/wnIqGQaCxFuCPPNE-image.png)](https://knowledgebase.cocos.software/uploads/images/gallery/2026-04/wnIqGQaCxFuCPPNE-image.png)

</td></tr><tr><td>Search for the configuration variable ***dialPlanParameterLimit***</td><td>[![image.png](https://knowledgebase.cocos.software/uploads/images/gallery/2026-04/scaled-1680-/8CaUfqGEIwmed3Sy-image.png)](https://knowledgebase.cocos.software/uploads/images/gallery/2026-04/8CaUfqGEIwmed3Sy-image.png)

</td></tr><tr><td>Make sure the value is set to ***20*** end hit **\[ Enter \]** to save the value.</td><td>[![image.png](https://knowledgebase.cocos.software/uploads/images/gallery/2026-04/scaled-1680-/pNGT9sop7cnQjb6O-image.png)](https://knowledgebase.cocos.software/uploads/images/gallery/2026-04/pNGT9sop7cnQjb6O-image.png)

</td></tr><tr><td>After updating the configuration variable, it should be possible to save devices again.</td><td>  
</td></tr></tbody></table>

## References

Related Git issues: