diff --git a/src/org/pEp/jniadapter/InitCannotLoadGPGME.java b/src/org/pEp/jniadapter/InitCannotLoadGPGME.java
new file mode 100644
index 0000000..6168222
--- /dev/null
+++ b/src/org/pEp/jniadapter/InitCannotLoadGPGME.java
@@ -0,0 +1,4 @@
+package org.pEp.jniadapter;
+
+public class InitCannotLoadGPGME extends pEpException { }
+
diff --git a/src/org/pEp/jniadapter/InitCannotOpenDB.java b/src/org/pEp/jniadapter/InitCannotOpenDB.java
new file mode 100644
index 0000000..48cfbdd
--- /dev/null
+++ b/src/org/pEp/jniadapter/InitCannotOpenDB.java
@@ -0,0 +1,4 @@
+package org.pEp.jniadapter;
+
+public class InitCannotOpenDB extends pEpException { }
+
diff --git a/src/org/pEp/jniadapter/InitCannotOpenSystemDB.java b/src/org/pEp/jniadapter/InitCannotOpenSystemDB.java
new file mode 100644
index 0000000..c841f8f
--- /dev/null
+++ b/src/org/pEp/jniadapter/InitCannotOpenSystemDB.java
@@ -0,0 +1,4 @@
+package org.pEp.jniadapter;
+
+public class InitCannotOpenSystemDB extends pEpException { }
+
diff --git a/src/org/pEp/jniadapter/InitGPGMEInitFailed.java b/src/org/pEp/jniadapter/InitGPGMEInitFailed.java
new file mode 100644
index 0000000..8eb2f3a
--- /dev/null
+++ b/src/org/pEp/jniadapter/InitGPGMEInitFailed.java
@@ -0,0 +1,4 @@
+package org.pEp.jniadapter;
+
+public class InitGPGMEInitFailed extends pEpException { }
+
diff --git a/src/org/pEp/jniadapter/InitSQLite3WithoutMutex.java b/src/org/pEp/jniadapter/InitSQLite3WithoutMutex.java
new file mode 100644
index 0000000..ccfa893
--- /dev/null
+++ b/src/org/pEp/jniadapter/InitSQLite3WithoutMutex.java
@@ -0,0 +1,4 @@
+package org.pEp.jniadapter;
+
+public class InitSQLite3WithoutMutex extends pEpException { }
+