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When I tried to connect a trace to a pad on the bottom layer in the Altium project, I get the following error message:

Clearance constraint between track on bottom layer and polyregion on multilayer`

enter image description here

Any idea on resolving this? Do I have to create a stack up to the board or change some layer setting?

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    \$\begingroup\$ Not an Altium user, but somewhere in your project, probably on your thru via, there is a constraint that says no track within X distance. You have run a track closer to the region then X. There should be some method of clicking on the DRC to find the 2 objects names. Then from there you’ll need to figure out how to fix it. Make X smaller, move the track, etc. Additionally, if you are having these boards manufactured, you may want to find out what X is from the manufacturer. \$\endgroup\$
    – Tyler
    Commented Aug 30, 2021 at 10:44
  • \$\begingroup\$ What does the other end of that track connect to? Are you sure it's in the same net as the pad? \$\endgroup\$
    – brhans
    Commented Aug 30, 2021 at 12:43
  • \$\begingroup\$ Yes its in the same net. The issue was in the initial configuration. \$\endgroup\$ Commented Aug 31, 2021 at 9:10

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By referring to this altium page, the error creeped in because the layer stack was not properly defined.

So, in the Board Region dialog on the Altium UI we have to assign the stack up to the board region.

Altium Clearance Constraint removal explaination

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  • \$\begingroup\$ This doesn't help \$\endgroup\$
    – pazel1374
    Commented Jan 10, 2023 at 9:15
  • \$\begingroup\$ What are the troubleshooting steps you have taken otherwise? \$\endgroup\$ Commented Jan 11, 2023 at 4:51
  • \$\begingroup\$ There was a wrong rule that cause this don't remember though \$\endgroup\$
    – pazel1374
    Commented Jan 30, 2023 at 19:29

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