In Android studio, I selected build-> Generate Signed Bundle/APK and successfully created an aab file. When I tried to upload to play store, it told me my target api version was set to 28 and has to be a minimum of 29. So I changed it to target 29 in build.gradle by replacing targetSdkVersion = 28 with targetSdkVersion = 29. Then I deleted the generated aab file, jks file, and private_key.pepk files, and I tried running Generate Signed Bundle/APKagain, except nothing happens. No error message is produced. I press finish and nothing happens. I've tried changing back the build.gradle settings, but not I am unable to generate signed bundles and APKs. How do I fix this?