diff --git a/common/src/main/java/bisq/common/FrameRateTimer.java b/common/src/main/java/bisq/common/FrameRateTimer.java
index 20d23e579e7..cd1ddbf06f0 100644
--- a/common/src/main/java/bisq/common/FrameRateTimer.java
+++ b/common/src/main/java/bisq/common/FrameRateTimer.java
@@ -54,8 +54,7 @@ public void run() {
                         stop();
                 }
             } catch (Throwable t) {
-                log.error(t.getMessage());
-                t.printStackTrace();
+                log.error("exception in FrameRateTimer", t);
                 stop();
                 throw t;
             }
diff --git a/common/src/main/java/bisq/common/UserThread.java b/common/src/main/java/bisq/common/UserThread.java
index d7b994eeda5..1166769f535 100644
--- a/common/src/main/java/bisq/common/UserThread.java
+++ b/common/src/main/java/bisq/common/UserThread.java
@@ -93,8 +93,7 @@ private static Timer getTimer() {
             return timerClass.getDeclaredConstructor().newInstance();
         } catch (InstantiationException | NoSuchMethodException | InvocationTargetException | IllegalAccessException e) {
             String message = "Could not instantiate timer bsTimerClass=" + timerClass;
-            log.error(message);
-            e.printStackTrace();
+            log.error(message, e);
             throw new RuntimeException(message);
         }
     }
diff --git a/common/src/main/java/bisq/common/crypto/Encryption.java b/common/src/main/java/bisq/common/crypto/Encryption.java
index a04ea2df34c..1d5cda95109 100644
--- a/common/src/main/java/bisq/common/crypto/Encryption.java
+++ b/common/src/main/java/bisq/common/crypto/Encryption.java
@@ -70,8 +70,7 @@ public static KeyPair generateKeyPair() {
             log.trace("Generate msgEncryptionKeyPair needed {} ms", System.currentTimeMillis() - ts);
             return keyPair;
         } catch (Throwable e) {
-            log.error(e.toString());
-            e.printStackTrace();
+            log.error("Could not create key.", e);
             throw new RuntimeException("Could not create key.");
         }
     }
@@ -87,7 +86,7 @@ public static byte[] encrypt(byte[] payload, SecretKey secretKey) throws CryptoE
             cipher.init(Cipher.ENCRYPT_MODE, secretKey);
             return cipher.doFinal(payload);
         } catch (Throwable e) {
-            e.printStackTrace();
+            log.error("error in encrypt", e);
             throw new CryptoException(e);
         }
     }
@@ -128,8 +127,7 @@ private static byte[] getPayloadWithHmac(byte[] payload, SecretKey secretKey) {
                 outputStream.flush();
                 payloadWithHmac = outputStream.toByteArray().clone();
             } catch (IOException | NoSuchProviderException e) {
-                log.error(e.toString());
-                e.printStackTrace();
+                log.error("Could not create hmac", e);
                 throw new RuntimeException("Could not create hmac");
             } finally {
                 if (outputStream != null) {
@@ -140,8 +138,7 @@ private static byte[] getPayloadWithHmac(byte[] payload, SecretKey secretKey) {
                 }
             }
         } catch (Throwable e) {
-            log.error(e.toString());
-            e.printStackTrace();
+            log.error("Could not create hmac", e);
             throw new RuntimeException("Could not create hmac");
         }
         return payloadWithHmac;
@@ -153,8 +150,7 @@ private static boolean verifyHmac(byte[] message, byte[] hmac, SecretKey secretK
             byte[] hmacTest = getHmac(message, secretKey);
             return Arrays.equals(hmacTest, hmac);
         } catch (Throwable e) {
-            log.error(e.toString());
-            e.printStackTrace();
+            log.error("Could not create cipher", e);
             throw new RuntimeException("Could not create cipher");
         }
     }
@@ -204,7 +200,7 @@ public static byte[] encryptSecretKey(SecretKey secretKey, PublicKey publicKey)
             cipher.init(Cipher.WRAP_MODE, publicKey, oaepParameterSpec);
             return cipher.wrap(secretKey);
         } catch (Throwable e) {
-            e.printStackTrace();
+            log.error("Couldn't encrypt payload", e);
             throw new CryptoException("Couldn't encrypt payload");
         }
     }
@@ -233,8 +229,7 @@ public static SecretKey generateSecretKey(int bits) {
             keyPairGenerator.init(bits);
             return keyPairGenerator.generateKey();
         } catch (Throwable e) {
-            e.printStackTrace();
-            log.error(e.getMessage());
+            log.error("Couldn't generate key", e);
             throw new RuntimeException("Couldn't generate key");
         }
     }
@@ -252,7 +247,6 @@ public static PublicKey getPublicKeyFromBytes(byte[] encryptionPubKeyBytes) {
             return KeyFactory.getInstance(Encryption.ASYM_KEY_ALGO).generatePublic(new X509EncodedKeySpec(encryptionPubKeyBytes));
         } catch (InvalidKeySpecException | NoSuchAlgorithmException e) {
             log.error("Error creating sigPublicKey from bytes. sigPublicKeyBytes as hex={}, error={}", Utilities.bytesAsHexString(encryptionPubKeyBytes), e);
-            e.printStackTrace();
             throw new KeyConversionException(e);
         }
     }
diff --git a/common/src/main/java/bisq/common/crypto/Hash.java b/common/src/main/java/bisq/common/crypto/Hash.java
index 078582266a9..c07768dcad1 100644
--- a/common/src/main/java/bisq/common/crypto/Hash.java
+++ b/common/src/main/java/bisq/common/crypto/Hash.java
@@ -43,8 +43,7 @@ public static byte[] getSha256Hash(byte[] data) {
             digest.update(data, 0, data.length);
             return digest.digest();
         } catch (NoSuchAlgorithmException e) {
-            log.error("Could not create MessageDigest for hash. " + e.toString());
-            e.printStackTrace();
+            log.error("Could not create MessageDigest for hash. ", e);
             throw new RuntimeException(e);
         }
     }
diff --git a/common/src/main/java/bisq/common/crypto/KeyStorage.java b/common/src/main/java/bisq/common/crypto/KeyStorage.java
index 82274c34d20..1044d099ef8 100644
--- a/common/src/main/java/bisq/common/crypto/KeyStorage.java
+++ b/common/src/main/java/bisq/common/crypto/KeyStorage.java
@@ -136,8 +136,7 @@ public KeyPair loadKeyPair(KeyEntry keyEntry) {
                 PKCS8EncodedKeySpec privateKeySpec = new PKCS8EncodedKeySpec(encodedPrivateKey);
                 privateKey = keyFactory.generatePrivate(privateKeySpec);
             } catch (InvalidKeySpecException | IOException e) {
-                log.error(e.getMessage());
-                e.printStackTrace();
+                log.error("Could not load key " + keyEntry.toString(), e.getMessage());
                 throw new RuntimeException("Could not load key " + keyEntry.toString(), e);
             }
 
@@ -161,8 +160,7 @@ public KeyPair loadKeyPair(KeyEntry keyEntry) {
             log.debug("load completed in {} msec", System.currentTimeMillis() - new Date().getTime());
             return new KeyPair(publicKey, privateKey);
         } catch (NoSuchAlgorithmException | InvalidKeySpecException e) {
-            e.printStackTrace();
-            log.error(e.getMessage());
+            log.error("Could not load key " + keyEntry.toString(), e);
             throw new RuntimeException("Could not load key " + keyEntry.toString(), e);
         }
     }
@@ -181,8 +179,7 @@ private void savePrivateKey(PrivateKey privateKey, String name) {
         try (FileOutputStream fos = new FileOutputStream(storageDir + "/" + name + ".key")) {
             fos.write(pkcs8EncodedKeySpec.getEncoded());
         } catch (IOException e) {
-            log.error(e.toString());
-            e.printStackTrace();
+            log.error("Could not save key " + name, e);
             throw new RuntimeException("Could not save key " + name, e);
         }
     }
diff --git a/common/src/main/java/bisq/common/crypto/Sig.java b/common/src/main/java/bisq/common/crypto/Sig.java
index 659ed3d6b86..c276f8f7db4 100644
--- a/common/src/main/java/bisq/common/crypto/Sig.java
+++ b/common/src/main/java/bisq/common/crypto/Sig.java
@@ -65,8 +65,7 @@ public static KeyPair generateKeyPair() {
             log.trace("Generate msgSignatureKeyPair needed {} ms", System.currentTimeMillis() - ts);
             return keyPair;
         } catch (NoSuchAlgorithmException e) {
-            e.printStackTrace();
-            log.error(e.toString());
+            log.error("Could not create key.", e);
             throw new RuntimeException("Could not create key.");
         }
     }