diff --git a/src/libsync/vfs/cfapi/cfapiwrapper.cpp b/src/libsync/vfs/cfapi/cfapiwrapper.cpp
index 045b367b8f..e61525c29e 100644
--- a/src/libsync/vfs/cfapi/cfapiwrapper.cpp
+++ b/src/libsync/vfs/cfapi/cfapiwrapper.cpp
@@ -129,9 +129,7 @@ void cfApiSendTransferInfo(const CF_CONNECTION_KEY &connectionKey, const CF_TRAN
 void CALLBACK cfApiFetchDataCallback(const CF_CALLBACK_INFO *callbackInfo, const CF_CALLBACK_PARAMETERS *callbackParameters)
 {
     qCDebug(lcCfApiWrapper) << "Fetch data callback called. File size:" << callbackInfo->FileSize.QuadPart;
-    qCInfo(lcCfApiWrapper) << "Desktop client proccess id:" << QCoreApplication::applicationPid();
-    qCInfo(lcCfApiWrapper) << "Fetch data requested by proccess id:" << callbackInfo->ProcessInfo->ProcessId;
-    qCInfo(lcCfApiWrapper) << "Fetch data requested by application id:" << QString(QString::fromWCharArray(callbackInfo->ProcessInfo->ApplicationId));
+    qCInfo(lcCfApiWrapper) << "Desktop client process id:" << QCoreApplication::applicationPid();
 
     const auto sendTransferError = [=] {
         cfApiSendTransferInfo(callbackInfo->ConnectionKey,
@@ -158,6 +156,15 @@ void CALLBACK cfApiFetchDataCallback(const CF_CALLBACK_INFO *callbackInfo, const
     const auto path = QString(QString::fromWCharArray(callbackInfo->VolumeDosName) + QString::fromWCharArray(callbackInfo->NormalizedPath));
     const auto requestId = QString::number(callbackInfo->TransferKey.QuadPart, 16);
 
+    if (!callbackInfo->ProcessInfo) {
+        qCCritical(lcCfApiWrapper) << "Callback parameters did not contain required process info required for the implicit hydration check, aborting" << path << requestId;
+        sendTransferError();
+        return;
+    }
+
+    qCInfo(lcCfApiWrapper) << "Fetch data requested by process id:" << callbackInfo->ProcessInfo->ProcessId;
+    qCInfo(lcCfApiWrapper) << "Fetch data requested by application id:" << QString(QString::fromWCharArray(callbackInfo->ProcessInfo->ApplicationId));
+
     if (QCoreApplication::applicationPid() == callbackInfo->ProcessInfo->ProcessId) {
         qCCritical(lcCfApiWrapper) << "implicit hydration triggered by the client itself. Will lead to a deadlock. Cancel" << path << requestId;
         sendTransferError();
@@ -356,9 +363,11 @@ void CALLBACK cfApiCancelFetchData(const CF_CALLBACK_INFO *callbackInfo, const C
     const auto path = QString(QString::fromWCharArray(callbackInfo->VolumeDosName) + QString::fromWCharArray(callbackInfo->NormalizedPath));
 
     qCInfo(lcCfApiWrapper) << "Cancel fetch data of" << path;
-    qCInfo(lcCfApiWrapper) << "Desktop client proccess id:" << QCoreApplication::applicationPid();
-    qCInfo(lcCfApiWrapper) << "Fetch data requested by proccess id:" << callbackInfo->ProcessInfo->ProcessId;
-    qCInfo(lcCfApiWrapper) << "Fetch data requested by application id:" << QString(QString::fromWCharArray(callbackInfo->ProcessInfo->ApplicationId));
+    qCInfo(lcCfApiWrapper) << "Desktop client process id:" << QCoreApplication::applicationPid();
+    if (callbackInfo->ProcessInfo) {
+        qCInfo(lcCfApiWrapper) << "Cancel fetch data requested by process id:" << callbackInfo->ProcessInfo->ProcessId;
+        qCInfo(lcCfApiWrapper) << "Cancel fetch data requested by application id:" << QString(QString::fromWCharArray(callbackInfo->ProcessInfo->ApplicationId));
+    }
 
     auto vfs = reinterpret_cast<OCC::VfsCfApi *>(callbackInfo->CallbackContext);
     Q_ASSERT(vfs->metaObject()->className() == QByteArrayLiteral("OCC::VfsCfApi"));
@@ -380,9 +389,11 @@ void CALLBACK cfApiNotifyFileOpenCompletion(const CF_CALLBACK_INFO *callbackInfo
     const auto requestId = QString::number(callbackInfo->TransferKey.QuadPart, 16);
 
     qCDebug(lcCfApiWrapper) << "Open file completion:" << path << requestId;
-    qCInfo(lcCfApiWrapper) << "Desktop client proccess id:" << QCoreApplication::applicationPid();
-    qCInfo(lcCfApiWrapper) << "Fetch data requested by proccess id:" << callbackInfo->ProcessInfo->ProcessId;
-    qCInfo(lcCfApiWrapper) << "Fetch data requested by application id:" << QString(QString::fromWCharArray(callbackInfo->ProcessInfo->ApplicationId));
+    qCInfo(lcCfApiWrapper) << "Desktop client process id:" << QCoreApplication::applicationPid();
+    if (callbackInfo->ProcessInfo) {
+        qCInfo(lcCfApiWrapper) << "Open file completed by process id:" << callbackInfo->ProcessInfo->ProcessId;
+        qCInfo(lcCfApiWrapper) << "Open file completed by application id:" << QString(QString::fromWCharArray(callbackInfo->ProcessInfo->ApplicationId));
+    }
 }
 
 void CALLBACK cfApiValidateData(const CF_CALLBACK_INFO *callbackInfo, const CF_CALLBACK_PARAMETERS * /*callbackParameters*/)
@@ -394,9 +405,11 @@ void CALLBACK cfApiValidateData(const CF_CALLBACK_INFO *callbackInfo, const CF_C
     const auto requestId = QString::number(callbackInfo->TransferKey.QuadPart, 16);
 
     qCDebug(lcCfApiWrapper) << "Validate data:" << path << requestId;
-    qCInfo(lcCfApiWrapper) << "Desktop client proccess id:" << QCoreApplication::applicationPid();
-    qCInfo(lcCfApiWrapper) << "Fetch data requested by proccess id:" << callbackInfo->ProcessInfo->ProcessId;
-    qCInfo(lcCfApiWrapper) << "Fetch data requested by application id:" << QString(QString::fromWCharArray(callbackInfo->ProcessInfo->ApplicationId));
+    qCInfo(lcCfApiWrapper) << "Desktop client process id:" << QCoreApplication::applicationPid();
+    if (callbackInfo->ProcessInfo) {
+        qCInfo(lcCfApiWrapper) << "Validate data requested by process id:" << callbackInfo->ProcessInfo->ProcessId;
+        qCInfo(lcCfApiWrapper) << "Validate data requested by application id:" << QString(QString::fromWCharArray(callbackInfo->ProcessInfo->ApplicationId));
+    }
 }
 
 void CALLBACK cfApiCancelFetchPlaceHolders(const CF_CALLBACK_INFO *callbackInfo, const CF_CALLBACK_PARAMETERS * /*callbackParameters*/)
@@ -408,9 +421,11 @@ void CALLBACK cfApiCancelFetchPlaceHolders(const CF_CALLBACK_INFO *callbackInfo,
     const auto requestId = QString::number(callbackInfo->TransferKey.QuadPart, 16);
 
     qCDebug(lcCfApiWrapper) << "Cancel fetch placeholder:" << path << requestId;
-    qCInfo(lcCfApiWrapper) << "Desktop client proccess id:" << QCoreApplication::applicationPid();
-    qCInfo(lcCfApiWrapper) << "Fetch data requested by proccess id:" << callbackInfo->ProcessInfo->ProcessId;
-    qCInfo(lcCfApiWrapper) << "Fetch data requested by application id:" << QString(QString::fromWCharArray(callbackInfo->ProcessInfo->ApplicationId));
+    qCInfo(lcCfApiWrapper) << "Desktop client process id:" << QCoreApplication::applicationPid();
+    if (callbackInfo->ProcessInfo) {
+        qCInfo(lcCfApiWrapper) << "Cancel fetch placeholder requested by process id:" << callbackInfo->ProcessInfo->ProcessId;
+        qCInfo(lcCfApiWrapper) << "Cancel fetch placeholder requested by application id:" << QString(QString::fromWCharArray(callbackInfo->ProcessInfo->ApplicationId));
+    }
 }
 
 void CALLBACK cfApiNotifyFileCloseCompletion(const CF_CALLBACK_INFO *callbackInfo, const CF_CALLBACK_PARAMETERS * /*callbackParameters*/)
@@ -422,9 +437,11 @@ void CALLBACK cfApiNotifyFileCloseCompletion(const CF_CALLBACK_INFO *callbackInf
     const auto requestId = QString::number(callbackInfo->TransferKey.QuadPart, 16);
 
     qCDebug(lcCfApiWrapper) << "Close file completion:" << path << requestId;
-    qCInfo(lcCfApiWrapper) << "Desktop client proccess id:" << QCoreApplication::applicationPid();
-    qCInfo(lcCfApiWrapper) << "Fetch data requested by proccess id:" << callbackInfo->ProcessInfo->ProcessId;
-    qCInfo(lcCfApiWrapper) << "Fetch data requested by application id:" << QString(QString::fromWCharArray(callbackInfo->ProcessInfo->ApplicationId));
+    qCInfo(lcCfApiWrapper) << "Desktop client process id:" << QCoreApplication::applicationPid();
+    if (callbackInfo->ProcessInfo) {
+        qCInfo(lcCfApiWrapper) << "Close file completion by process id:" << callbackInfo->ProcessInfo->ProcessId;
+        qCInfo(lcCfApiWrapper) << "Close file completion by application id:" << QString(QString::fromWCharArray(callbackInfo->ProcessInfo->ApplicationId));
+    }
 }
 
 CF_CALLBACK_REGISTRATION cfApiCallbacks[] = {