Problem with hot reload #1409

While trying to run the companion app with a unit test hot reload using dotnet watch test I get these errors whenever I make a change to the code and hot reload won't work:

C:\Program Files\dotnet\sdk\8.0.419\Microsoft.Common.CurrentVersion.targets(4857,5): warning MSB3026: Could not copy "obj\Debug\net8.0\ReportsViewers.dll" to "bin\Debug\net8.0\ReportsViewers.dll". Begi
nning retry 10 in 1000ms. The process cannot access the file 'C:\Users\rbenton\projects\orchestration\ReportsViewers\bin\Debug\net8.0\ReportsViewers.dll' because it is being used by another process
. The file is locked by: "testhost (42852)" [C:\Users\rbenton\projects\orchestration\ReportsViewers\ReportsViewers.csproj]