See Control Center → Server Logs.

images/download/attachments/212902510/image-2025-9-11_10-40-19-version-1-modificationdate-1757580019076-api-v2.png

Log folders

"brg"

Bridge services related logs like configuration errors.

Example: wrong AS2 folder configuration:

--------------------------------------------------------
Error-log for 'brg' opened at Wed Sep 10 00:00:00 UTC 2025
LobsterBridge, powered by Lobster
Patch Level: 28.05.2025 17:00:00
Installation-ID: 1002p
--------------------------------------------------------
02:00:22 SYSTEM:BRIDGE:MFT:TASKMANAGER (prod. environment) File ./outbound/prod/backup/idoc could not read java.nio.file.NoSuchFileException: ./outbound/prod/backup/idoc
02:00:22 SYSTEM:BRIDGE:MFT:TASKMANAGER (prod. environment) File ./outbound/prod/backup/edifact could not read java.nio.file.NoSuchFileException: ./outbound/prod/backup/edifact
02:00:22 SYSTEM:BRIDGE:MFT:TASKMANAGER (prod. environment) File ./outbound/prod/backup/x12 could not read java.nio.file.NoSuchFileException: ./outbound/prod/backup/x12
02:00:22 SYSTEM:BRIDGE:MFT:TASKMANAGER (prod. environment) File ./outbound/prod/backup/xml could not read java.nio.file.NoSuchFileException: ./outbound/prod/backup/xml
03:00:22 SYSTEM:BRIDGE:MFT:TASKMANAGER (test environment) File ./outbound/test/backup/edifact could not read java.nio.file.NoSuchFileException: ./outbound/test/backup/edifact
03:00:22 SYSTEM:BRIDGE:MFT:TASKMANAGER (test environment) File ./outbound/test/backup/x12 could not read java.nio.file.NoSuchFileException: ./outbound/test/backup/x12
03:00:22 SYSTEM:BRIDGE:MFT:TASKMANAGER (test environment) File ./outbound/test/backup/xml could not read java.nio.file.NoSuchFileException: ./outbound/test/backup/xml
03:00:22 SYSTEM:BRIDGE:MFT:TASKMANAGER (test environment) File ./outbound/test/backup/idoc could not read java.nio.file.NoSuchFileException: ./outbound/test/backup/idoc

"internal"

Basic bridge client operation and network connection errors.

Example: Outbound tunnel connection problem

--------------------------------------------------------
Error-log for 'internal' opened at Thu Sep 11 05:30:39 UTC 2025
IS/5.9.16_28052025170000
Patch Level: 28.05.2025 17:00:00
Installation-ID: 1002p
--------------------------------------------------------
05:30:44 [NioTunnelClient] [ERROR] [qtp988402146-95-check-workers] Exception while check workers
java.net.ConnectException: Connection refused
	at java.base/sun.nio.ch.Net.connect0(Native Method)
	at java.base/sun.nio.ch.Net.connect(Net.java:483)
	at java.base/sun.nio.ch.Net.connect(Net.java:472)
	at java.base/sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:692)
	at java.base/java.nio.channels.SocketChannel.open(SocketChannel.java:194)
	at de.lobster.scm.dmz.transport.AbstractNioTunnelProxy.openClientChannel(AbstractNioTunnelProxy.java:165)
	at de.lobster.scm.dmz.transport.NioTunnelClient.checkWorkers(NioTunnelClient.java:110)
	at de.lobster.scm.dmz.transport.NioTunnelClient.lambda$3(NioTunnelClient.java:247)
	at de.lobster.scm.dmz.AbstractDmzClientApp.lambda$1(AbstractDmzClientApp.java:93)
	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:969)
	at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.doRunJob(QueuedThreadPool.java:1194)
	at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1149)
	at java.base/java.lang.Thread.run(Thread.java:829)

"as2log"

AS2 operation related messages.

Example: the platform received the file, the certificates are ok, but there is no matching profile configured:

12:20:37 NORMAL   AS2AuthServicePartnerManager: 63e5d54e86d18(Nep_brg_prod:Nep_ldp_prod:TLS): used certificate for signing: 0x1992e631fa1/CN=SYS_CERT_BRIDGE_td_test2,O=Lobster,C=DE
12:20:37 NORMAL   AS2AuthServicePartnerManager: 63e5d54e86d18(Nep_brg_prod:Nep_ldp_prod:TLS): info of private key for certificate 0x1992e631fa1/CN=SYS_CERT_BRIDGE_td_test2,O=Lobster,C=DE: org.bouncycastle.jcajce.provider.asymmetric.rsa.BCRSAPrivateCrtKey/RSA/PKCS#8
12:20:37 NORMAL   AS2AuthServicePartnerManager: 63e5d54e86d18(Nep_brg_prod:Nep_ldp_prod:TLS): used signing algorithm SHA256withRSA evaluated from SHA256withRSA
12:20:37 NORMAL   AS2AuthServicePartnerManager: 63e5d54e86d18(Nep_brg_prod:Nep_ldp_prod:TLS): used certificate for encryption: 0x198ea5233bd/CN=SYS_CERT_PLATFORM_td_test2,O=Lobster,C=DE
12:20:37 NORMAL   AS2AuthServicePartnerManager: 63e5d54e86d18(Nep_brg_prod:Nep_ldp_prod:TLS): used encryption algorithm 2.16.840.1.101.3.4.1.42 evaluated from RSA
12:20:37 NORMAL   AS2AuthServicePartnerManager: 63e5d54e86d18(Nep_brg_prod:Nep_ldp_prod:TLS): performing security operations (mdn mic alg: sha256): compressed signed encrypted, MIC: LUh8sNA/r2phXZNjjgdCDem3aaLr1c3bY42s7v5R9eM=, sha256
12:20:37 NORMAL   AS2AuthServicePartnerManager: 63e5d54e86d18(Nep_brg_prod:Nep_ldp_prod:TLS): Try to send AS2 message with ID '<1476034553.4.1757420437657@bridge-test-server-03>' with MIC LUh8sNA/r2phXZNjjgdCDem3aaLr1c3bY42s7v5R9eM=, sha256 using micalg sha256 to URL 'https://10.99.132.148/partner/AS2Retrieve/'
12:20:37 NORMAL   AS2AuthServicePartnerManager: 63e5d54e86d18(Nep_brg_prod:Nep_ldp_prod:TLS): message to be sent has been saved to '/opt/bridge_installations/bridge/./as2/data/msgblock_0/as2sent17941891656698856916.dat'
12:20:38 NORMAL   AS2AuthServicePartnerManager: 63e5d54e86d18(Nep_brg_prod:Nep_ldp_prod:TLS): Message sent to Nep_ldp_prod with synchronous MDN-delivery requested. Read in MDN-data
12:20:38 NORMAL   AS2AuthServicePartnerManager: 63e5d54e86d18(Nep_brg_prod:Nep_ldp_prod:TLS): received has been saved to '/opt/bridge_installations/bridge/./as2/data/msgblock_0/as2received6075498375476014409.dat'
12:20:38 NORMAL   AS2AuthServicePartnerManager: 63e5d54e86d18(Nep_brg_prod:Nep_ldp_prod:TLS): Message has been signed with a certificate with serial number 0x198ea5233bd
12:20:38 NORMAL   AS2AuthServicePartnerManager: 63e5d54e86d18(Nep_brg_prod:Nep_ldp_prod:TLS): used certificate for check signature: 0x198ea5233bd/CN=SYS_CERT_PLATFORM_td_test2,O=Lobster,C=DE
12:20:38 NORMAL   AS2AuthServicePartnerManager: 63e5d54e86d18(Nep_brg_prod:Nep_ldp_prod:TLS): check of signature was successful with signature digest vgimIhEkPwpMRD1+odtIGnJAYAdKoR4N3UyUENhyp0Y=
12:20:38 NORMAL   AS2AuthServicePartnerManager: 63e5d54e86d18(Nep_brg_prod:Nep_ldp_prod:TLS): Received MDN info:
  Message-ID: MDN_1476034553.4.1757420437657@bridge-test-server-03
  Original-Message-ID: 1476034553.4.1757420437657@bridge-test-server-03
  Original-From: Nep_brg_prod
  Original-To: Nep_ldp_prod
  Message-MIC: null
  Received Message-MIC: LUh8sNA/r2phXZNjjgdCDem3aaLr1c3bY42s7v5R9eM=, sha256
  Disposition Type: 1
  Disposition Text: internal-error
  Disposition Modifier: 2
  Disposition Modifier Texts: Failure: The received message lead to an error while being processed by the system: Error while handling your AS2-request - no suitable profile found.