Adding a Test Execution with a Results to a Test Plan affects the status of previous Test Plans Results

Create a Test: test_a

Create 2 Test Plans: TP-1, TP-2

Go to TP-1, create a test execution te-1 and set it to PASS
Open test_a and create a Test Execution te-2 and set it to PASS
Open te-2 and set custom field "Test Plan" to "TP-2";
Go to TP-1, overall status bar should be PASS but it is TODO