diff --git a/src/cpp/model/gradido/Transaction.cpp b/src/cpp/model/gradido/Transaction.cpp
index b5677981a..476c31e5f 100644
--- a/src/cpp/model/gradido/Transaction.cpp
+++ b/src/cpp/model/gradido/Transaction.cpp
@@ -295,7 +295,9 @@ namespace model {
 			*pubkeyBytes = std::string((const char*)pubkeyBin, crypto_sign_PUBLICKEYBYTES);
 
 			auto sigBytes = sigPair->mutable_ed25519();
-			*sigBytes = std::string((char*)*sign, sign->size());
+			*sigBytes = std::string((char*)*sign, crypto_sign_BYTES);
+			auto sign_hex_string = DataTypeConverter::binToHex(sign);
+			printf("sign hex: %s\n", sign_hex_string.data());
 			mm->releaseMemory(sign);
 
 			updateRequestInDB();
diff --git a/src/cpp/model/table/Group.cpp b/src/cpp/model/table/Group.cpp
index a88847255..ce404cb42 100644
--- a/src/cpp/model/table/Group.cpp
+++ b/src/cpp/model/table/Group.cpp
@@ -83,7 +83,7 @@ namespace model {
 			lock();
 			insert << "INSERT INTO " << getTableName()
 				<< " (alias, name, url, home, description) VALUES(?,?,?,?,?)"
-				, use(mAlias), use(mName), use(mUrl), use(mDescription);
+				, use(mAlias), use(mName), use(mUrl), use(mHome), use(mDescription);
 			unlock();
 			return insert;
 		}