fixes crash due to unitialized lateinit property

app/src/main/java/net/pokeranalytics/android/ui/fragment/report/AbstractReportFragment.kt

@@ -38,10 +38,16 @@ abstract class AbstractReportFragment : DataManagerFragment() {
 		super.onCreate(savedInstanceState)
 
 		this.liveDataType = LiveData.REPORT_SETUP
-		this.saveButtonShouldAppear = this._selectedReport.options.userGenerated
 		this.deleteButtonShouldAppear = (this.primaryKey != null)
 	}
 
+	override fun onStart() {
+		super.onStart()
+
+		// we don't want to use this._selectedReport before onActivityCreated could initialize the variable if necessary
+		this.saveButtonShouldAppear = this._selectedReport.options.userGenerated
+	}
+
 	override fun onActivityCreated(savedInstanceState: Bundle?) {
 		super.onActivityCreated(savedInstanceState)