Error: Invalid filter algorithm: 241
at /path/to/my/project/png-node.js:242:21
at Inflate.onEnd (zlib.js:227:5)
at emitNone (events.js:72:20)
at Inflate.emit (events.js:166:7)
at endReadableNT (_stream_readable.js:921:12)
at nextTickCallbackWith2Args (node.js:442:9)
at process._tickCallback (node.js:356:17)