Help. "Command CodeSign failed with a nonzero exit code"

Hi there,

I am getting a weird error when I do a build using Xcode 12.0

CodeSign /Users/derekm/Library/Developer/Xcode/DerivedData/PaintedPony-fzofpbkbwafhiwcxtncsnvzdcecn/Build/Intermediates.noindex/ArchiveIntermediates/Painted\ Pony/InstallationBuildProductsLocation/Applications/Painted\ Pony.app (in target 'Painted Pony' from project 'Painted Pony')
cd /Users/derekm/BGGoPlan\ Home/99.0\ Repo/BGGoPlan-Lite/bg3-lite-2020/platforms/ios
export CODESIGNALLOCATE\=/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/codesignallocate

Signing Identity: "iPhone Distribution: Painted Pony Petroleum Ltd."
Provisioning Profile: "Painted Pony"
(5a7a7f08-e471-4653-8759-50ff1785a1b6)

/usr/bin/codesign --force --sign 99AD1B04C862E8EF10DB4560724D67AC2F148CDD --entitlements /Users/derekm/Library/Developer/Xcode/DerivedData/PaintedPony-fzofpbkbwafhiwcxtncsnvzdcecn/Build/Intermediates.noindex/ArchiveIntermediates/Painted\ Pony/IntermediateBuildFilesPath/Painted\ Pony.build/Release-iphoneos/Painted\ Pony.build/Painted\ Pony.app.xcent /Users/derekm/Library/Developer/Xcode/DerivedData/PaintedPony-fzofpbkbwafhiwcxtncsnvzdcecn/Build/Intermediates.noindex/ArchiveIntermediates/Painted\ Pony/InstallationBuildProductsLocation/Applications/Painted\ Pony.app

Warning: unable to build chain to self-signed root for signer "iPhone Distribution: Painted Pony Petroleum Ltd."
/Users/derekm/Library/Developer/Xcode/DerivedData/PaintedPony-fzofpbkbwafhiwcxtncsnvzdcecn/Build/Intermediates.noindex/ArchiveIntermediates/Painted Pony/InstallationBuildProductsLocation/Applications/Painted Pony.app: errSecInternalComponent
Command CodeSign failed with a nonzero exit code