when i use image and audio then -filter_complex not work

**Describe the bug**
when i use image and audio then -filter_complex not work

**To Reproduce**
```
[
"-loop",
1,
"-t",
3.504,
"-i",
"img_0.jpeg",
"-i",
"audio_0.mp3",
"-loop",
1,
"-t",
3.696,
"-i",
"img_1.jpeg",
"-i",
"audio_1.mp3",
"-filter_complex",
"[0:v][1:a][2:v][3:a]concat=n=2:v=1:a=1 [v][a]",
"-map",
"[v]",
"-map",
"[a]",
"-c:v",
"libx264",
"-c:a",
"aac",
"-shortest",
"-movflags",
"+faststart",
"output.mp4"
]
```
the error is "FS error"

**Expected behavior**
the output.mp4 can be producted.

**Screenshots**

**Desktop (please complete the following information):**
- OS: mac
- Browser chrom
- Version 0.12.10