diff --git a/smtp-listeners/src/main/kotlin/no/nav/emottak/smtp/cpasync/CpaSyncService.kt b/smtp-listeners/src/main/kotlin/no/nav/emottak/smtp/cpasync/CpaSyncService.kt
index 54c672b4..d9e8ea5b 100644
--- a/smtp-listeners/src/main/kotlin/no/nav/emottak/smtp/cpasync/CpaSyncService.kt
+++ b/smtp-listeners/src/main/kotlin/no/nav/emottak/smtp/cpasync/CpaSyncService.kt
@@ -37,7 +37,7 @@ class CpaSyncService(private val cpaRepoClient: HttpClient, private val nfsConne
             connector.folder().asSequence()
                 .filter { entry -> isXmlFileEntry(entry) }
                 .fold(mutableMapOf()) { accumulator, nfsCpaFile ->
-                    val nfsCpa = getNfsCpa(connector, nfsCpaFile)
+                    val nfsCpa = getNfsCpa(connector, nfsCpaFile) ?: return accumulator
 
                     val existingEntry = accumulator.put(nfsCpa.id, nfsCpa)
                     require(existingEntry == null) { "NFS contains duplicate CPA IDs. Aborting sync." }
@@ -55,14 +55,18 @@ class CpaSyncService(private val cpaRepoClient: HttpClient, private val nfsConne
         return false
     }
 
-    internal fun getNfsCpa(connector: NFSConnector, nfsCpaFile: ChannelSftp.LsEntry): NfsCpa {
+    internal fun getNfsCpa(connector: NFSConnector, nfsCpaFile: ChannelSftp.LsEntry): NfsCpa? {
         val timestamp = getLastModified(nfsCpaFile.attrs.mTime.toLong())
         val cpaContent = fetchNfsCpaContent(connector, nfsCpaFile)
         val cpaId = getCpaIdFromCpaContent(cpaContent)
-        require(cpaId != null) {
-            "Regex to find CPA ID in file ${nfsCpaFile.filename} did not find any match. " +
-                "File corrupted or wrongful regex. Aborting sync."
+
+        if (cpaId == null) {
+            log.warn("Regex to find CPA ID in file ${nfsCpaFile.filename} did not find any match. " +
+                        "File corrupted or wrongful regex. Aborting sync."
+            )
+            return null
         }
+
         val zippedCpaContent = zipCpaContent(cpaContent)
 
         return NfsCpa(cpaId, timestamp, zippedCpaContent)
@@ -75,7 +79,7 @@ class CpaSyncService(private val cpaRepoClient: HttpClient, private val nfsConne
     }
 
     private fun getCpaIdFromCpaContent(cpaContent: String): String? {
-        return Regex("cppa:cpaid=\"(?<cpaId>.+?)\"")
+        return Regex("cpaid=\"(?<cpaId>.+?)\"")
             .find(cpaContent)?.groups?.get("cpaId")?.value
     }
 
diff --git a/smtp-listeners/src/test/kotlin/no/nav/emottak/smtp/cpasync/CpaSyncServiceTest.kt b/smtp-listeners/src/test/kotlin/no/nav/emottak/smtp/cpasync/CpaSyncServiceTest.kt
index f88a3797..b2d89309 100644
--- a/smtp-listeners/src/test/kotlin/no/nav/emottak/smtp/cpasync/CpaSyncServiceTest.kt
+++ b/smtp-listeners/src/test/kotlin/no/nav/emottak/smtp/cpasync/CpaSyncServiceTest.kt
@@ -83,7 +83,7 @@ class CpaSyncServiceTest {
         val cpaSyncService = CpaSyncService(mockCpaRepoClient, mockNfs)
         val nfsCpa = cpaSyncService.getNfsCpa(mockNfs, lsEntry)
 
-        assertEquals("nav:qass:12345", nfsCpa.id)
+        assertEquals("nav:qass:12345", nfsCpa?.id)
     }
 
     @Test
@@ -98,21 +98,18 @@ class CpaSyncServiceTest {
         val cpaSyncService = CpaSyncService(mockCpaRepoClient, mockNfs)
         val nfsCpa = cpaSyncService.getNfsCpa(mockNfs, lsEntry)
 
-        assertEquals("nav:qass:12345", nfsCpa.id)
+        assertEquals("nav:qass:12345", nfsCpa?.id)
     }
 
     @Test
-    fun `should throw exception if CPA ID is missing in content`() = runBlocking {
+    fun `should return null if cpa ID is not found`() = runBlocking {
         val lsEntry = mockLsEntry("nav.qass.missing.txt", "2025-01-01T00:00:00Z")
         val mockNfs = mockNfsFromEntries(listOf(lsEntry), listOf(""))
 
         val cpaSyncService = CpaSyncService(mockCpaRepoClient, mockNfs)
+        val cpa = cpaSyncService.getNfsCpa(mockNfs, lsEntry)
 
-        val exception = assertThrows<IllegalArgumentException> {
-            cpaSyncService.getNfsCpa(mockNfs, lsEntry)
-        }
-
-        assertTrue(exception.message!!.contains("Regex to find CPA ID in file nav.qass.missing.txt did not find any match."))
+        assertTrue(cpa == null)
     }
 
     @Test
@@ -157,6 +154,21 @@ class CpaSyncServiceTest {
         assertTrue(exception.message!!.contains("NFS contains duplicate CPA IDs. Aborting sync."))
     }
 
+    @Test
+    fun `should skip processing if cpa ID is not found in CPA`() = runBlocking {
+        val lsEntry = mockLsEntry("nav.qass.missing.txt", "2025-01-01T00:00:00Z")
+        val mockNfs = mockNfsFromEntries(listOf(lsEntry), listOf(""))
+
+        val dbCpa = emptyMap<String, String>()
+        mockCpaRepoFromMap(dbCpa)
+
+        val cpaSyncService = CpaSyncService(mockCpaRepoClient, mockNfs)
+        cpaSyncService.sync()
+
+        coVerify(exactly = 0) { mockCpaRepoClient.putCPAinCPARepo(any(), any()) }
+        coVerify(exactly = 0) { mockCpaRepoClient.deleteCPAinCPARepo(any()) }
+    }
+
     @Test
     fun `sync should do nothing when all entries match database`() = runBlocking {
         val nfsCpa = mapOf("nav:qass:12345" to "2024-01-01T00:00:00Z")