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-rw-r--r--src/wallet/db.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/wallet/db.cpp b/src/wallet/db.cpp
index d66ba48421..d49cd82340 100644
--- a/src/wallet/db.cpp
+++ b/src/wallet/db.cpp
@@ -672,6 +672,11 @@ bool CWalletDBWrapper::Backup(const std::string& strDest)
pathDest /= strFile;
try {
+ if (fs::equivalent(pathSrc, pathDest)) {
+ LogPrintf("cannot backup to wallet source file %s\n", pathDest.string());
+ return false;
+ }
+
fs::copy_file(pathSrc, pathDest, fs::copy_option::overwrite_if_exists);
LogPrintf("copied %s to %s\n", strFile, pathDest.string());
return true;