how to forbid auto insert tag?

[DieYoungWsn]

`
line 115 column 1 - Warning: missing before

line 116 column 5 - Warning: inserting implicit <em>

line 117 column 29 - Warning: inserting implicit <em>

line 118 column 5 - Warning: inserting implicit <em>

line 126 column 38 - Warning: inserting implicit <em>

line 129 column 33 - Warning: inserting implicit <em>

line 132 column 1 - Warning: inserting implicit <em>
`

how to forbid ?

[geoffmcl]

@DieYoungWsn, Tidy is fixing your HTML code... you can not tell tidy to forget it...

If you gave some sample code, and your config used, could maybe give a better answer...

Look forward to further feedback... thanks...