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fix: ignore SSE retry: field to prevent McpTransportException #1082

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fix: ignore SSE retry: field to prevent McpTransportException #1082

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5 changes: 5 additions & 0 deletions mcp-core/src/main/java/io/modelcontextprotocol/client/transport/ResponseSubscribers.java
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Original file line number Diff line number Diff line change
Expand Up @@ -179,6 +179,11 @@ else if (line.startsWith(":")) {
logger.debug("Ignoring comment line: {}", line);
upstream().request(1);
}
else if (line.startsWith("retry:")) {
// Ignore SSE retry directive — only the server controls reconnection
logger.debug("Ignoring retry directive: {}", line);
upstream().request(1);
}
else {
// If the response is not successful, emit an error
this.sink.error(new McpTransportException(
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