Dachshunds are notoriously hard to housetrain. . .msg.
Dachshunds are notoriously hard to housetrain. . .msg. Don't let her inside until she does potty outside. If she hasn't pottied outside, and you let her in, then crate her or supervise her carefully. If you supervise her, then you can catch her starting to go, startle her, and immediately pick her up and put her outside. Here's a housetraining link that may be useful.