diff --git a/backend/src/main/kotlin/uk/co/neviyn/observationdatabase/controller/GroupSessionController.kt b/backend/src/main/kotlin/uk/co/neviyn/observationdatabase/controller/GroupSessionController.kt
index 6ecdf09..34d696e 100644
--- a/backend/src/main/kotlin/uk/co/neviyn/observationdatabase/controller/GroupSessionController.kt
+++ b/backend/src/main/kotlin/uk/co/neviyn/observationdatabase/controller/GroupSessionController.kt
@@ -176,8 +176,15 @@ class GroupSessionController {
             retryCount++
             Thread.sleep(1_000) // Sleep for 1 second
         }
-        if (ipv4 != null)
+        if (ipv4 != null && this::environment.isInitialized)
             return mapOf("ip" to ipv4, "port" to environment["local.server.port"])
-        return mapOf("error" to "Could not determine IP Address")
+        else if(ipv4 == null) {
+            logger.error("IP Address could not be determined")
+            return mapOf("error" to "Could not determine IP Address")
+        }
+        else {
+            logger.error("Port could not be determined, environment not initialised")
+            return mapOf("error" to "Could not determine port")
+        }
     }
 }
\ No newline at end of file
diff --git a/backend/src/test/kotlin/uk/co/neviyn/observationdatabase/controller/GroupSessionControllerTest.kt b/backend/src/test/kotlin/uk/co/neviyn/observationdatabase/controller/GroupSessionControllerTest.kt
index de3b725..8d08af9 100644
--- a/backend/src/test/kotlin/uk/co/neviyn/observationdatabase/controller/GroupSessionControllerTest.kt
+++ b/backend/src/test/kotlin/uk/co/neviyn/observationdatabase/controller/GroupSessionControllerTest.kt
@@ -21,7 +21,7 @@ import uk.co.neviyn.observationdatabase.TutorRepository
 import java.util.*
 
 @RunWith(MockitoJUnitRunner::class)
-class GroupSessionControllerTest{
+class GroupSessionControllerTest {
 
     @InjectMocks
     lateinit var controller: GroupSessionController
@@ -30,12 +30,10 @@ class GroupSessionControllerTest{
     lateinit var siteRepository: SiteRepository
     @Mock
     lateinit var tutorRepository: TutorRepository
-    /**
     @Mock
     lateinit var observationRepository: ObservationRepository
     @Mock
     lateinit var personRepository: PersonRepository
-    **/
 
     @After
     fun tearDown() {
@@ -43,7 +41,7 @@ class GroupSessionControllerTest{
     }
 
     @Test
-    fun testStartSession(){
+    fun testStartSession() {
         val site = Site(1, "Test site")
         Mockito.doReturn(Optional.of(site)).`when`(siteRepository).findById(1)
         Mockito.doReturn(listOf(Tutor(1, "Mr X", site))).`when`(tutorRepository).findAllById(listOf(1))
@@ -52,19 +50,19 @@ class GroupSessionControllerTest{
     }
 
     @Test(expected = ResponseStatusException::class)
-    fun testStartSession_NoSite(){
+    fun testStartSession_NoSite() {
         controller.startGroupObservation(GroupObservationInit(0, TrainingType.INITIAL, listOf(1), listOf("Sample title")))
     }
 
     @Test(expected = ResponseStatusException::class)
-    fun testStartSession_NoTutor(){
+    fun testStartSession_NoTutor() {
         val site = Site(1, "Test site")
         Mockito.doReturn(Optional.of(site)).`when`(siteRepository).findById(1)
         controller.startGroupObservation(GroupObservationInit(1, TrainingType.INITIAL, listOf(0), listOf("Sample title")))
     }
 
     @Test
-    fun testRecoverSession(){
+    fun testRecoverSession() {
         val site = Site(1, "Test site")
         Mockito.doReturn(Optional.of(site)).`when`(siteRepository).findById(1)
         Mockito.doReturn(listOf(Tutor(1, "Mr X", site))).`when`(tutorRepository).findAllById(listOf(1))
@@ -73,7 +71,7 @@ class GroupSessionControllerTest{
     }
 
     @Test(expected = ResponseStatusException::class)
-    fun testRecoverSession_NoActiveSession(){
+    fun testRecoverSession_NoActiveSession() {
         controller.reconnectToGroupObservation()
     }
 }
\ No newline at end of file