Program: 30981
Project: 30981
Buggy source:
private void setupFor(ProjectModel model,boolean editing){
  this.model=model;
  this.editing=editing;
  addressEdit.setText(model.address.get());
  titleEdit.setText(model.title.get());
  descriptionEdit.setText(model.memo.get());
  Coin goalCoin=Coin.valueOf(model.goalAmount.get());
  if (goalCoin.value != 1) {
    goalAmountEdit.setText(goalCoin.toPlainString());
  }
  minPledgeEdit.setPromptText(model.getMinPledgeAmount().toPlainString());
  if (model.image.get() == null) {
    setupDefaultCoverImage();
  }
 else {
    InputStream stream=model.image.get().newInput();
    coverImageView.setImage(new Image(stream));
    uncheck(stream::close);
  }
  this.model.title.bind(titleEdit.textProperty());
  this.model.memo.bind(descriptionEdit.textProperty());
  coverPhotoSiteLink.setText(COVERPHOTO_SITE);
  ValidationLink goalValid=new ValidationLink(goalAmountEdit,str -> !LHUtils.didThrow(() -> valueOrThrow(str)));
  goalAmountEdit.textProperty().addListener((obj,prev,cur) -> {
    if (goalValid.isValid.get())     this.model.goalAmount.set(valueOrThrow(cur).value);
  }
);
  model.minPledgeAmountProperty().addListener(o -> {
    minPledgeEdit.setPromptText(model.getMinPledgeAmount().toPlainString());
  }
);
  ValidationLink minPledgeValue=new ValidationLink(minPledgeEdit,str -> {
    if (str.isEmpty())     return true;
    Coin coin=valueOrNull(str);
    if (coin == null)     return false;
    Coin amount=model.getMinPledgeAmount();
    return coin.equals(amount) || (coin.isGreaterThan(amount) && coin.isLessThan(Coin.valueOf(this.model.goalAmount.get())));
  }
);
  ValidationLink addressValid=new ValidationLink(addressEdit,str -> !didThrow(() -> new Address(Main.params,str)));
  addressEdit.textProperty().addListener((obj,prev,cur) -> {
    if (addressValid.isValid.get())     this.model.address.set(cur);
  }
);
  ValidationLink.autoDisableButton(nextButton,goalValid,new ValidationLink(titleEdit,str -> !str.isEmpty()),minPledgeValue,addressValid);
  roundCorners(coverImageView,10);
  Label maxPledgesWarning=new Label(String.format("String_Node_Str",ProjectModel.MAX_NUM_INPUTS));
  maxPledgesWarning.setStyle("String_Node_Str");
  maxPledgesPopOver=new PopOver(maxPledgesWarning);
  maxPledgesPopOver.setDetachable(false);
  maxPledgesPopOver.setArrowLocation(PopOver.ArrowLocation.BOTTOM_CENTER);
  minPledgeEdit.focusedProperty().addListener(o -> {
    if (minPledgeEdit.isFocused())     maxPledgesPopOver.show(minPledgeEdit);
 else     maxPledgesPopOver.hide();
  }
);
}

Fixed version (ground truth):
private void setupFor(ProjectModel model,boolean editing){
  this.model=model;
  this.editing=editing;
  addressEdit.setText(model.address.get());
  titleEdit.setText(model.title.get());
  descriptionEdit.setText(model.memo.get());
  Coin goalCoin=Coin.valueOf(model.goalAmount.get());
  if (goalCoin.value != 1) {
    goalAmountEdit.setText(goalCoin.toPlainString());
  }
  if (editing)   minPledgeEdit.setText(model.getMinPledgeAmount().toPlainString());
 else   minPledgeEdit.setPromptText(model.getMinPledgeAmount().toPlainString());
  if (model.image.get() == null) {
    setupDefaultCoverImage();
  }
 else {
    InputStream stream=model.image.get().newInput();
    coverImageView.setImage(new Image(stream));
    uncheck(stream::close);
  }
  this.model.title.bind(titleEdit.textProperty());
  this.model.memo.bind(descriptionEdit.textProperty());
  coverPhotoSiteLink.setText(COVERPHOTO_SITE);
  ValidationLink goalValid=new ValidationLink(goalAmountEdit,str -> !LHUtils.didThrow(() -> valueOrThrow(str)));
  goalAmountEdit.textProperty().addListener((obj,prev,cur) -> {
    if (goalValid.isValid.get())     this.model.goalAmount.set(valueOrThrow(cur).value);
  }
);
  model.minPledgeAmountProperty().addListener(o -> {
    minPledgeEdit.setPromptText(model.getMinPledgeAmount().toPlainString());
  }
);
  ValidationLink minPledgeValue=new ValidationLink(minPledgeEdit,str -> {
    if (str.isEmpty())     return true;
    Coin coin=valueOrNull(str);
    if (coin == null)     return false;
    Coin amount=model.getMinPledgeAmount();
    return coin.equals(amount) || (coin.isGreaterThan(amount) && coin.isLessThan(Coin.valueOf(this.model.goalAmount.get())));
  }
);
  minPledgeEdit.textProperty().addListener((obj,prev,cur) -> {
    if (minPledgeValue.isValid.get()) {
      if (cur.trim().equals("String_Node_Str"))       model.resetMinPledgeAmount();
 else       model.setMinPledgeAmount(valueOrThrow(cur));
    }
  }
);
  ValidationLink addressValid=new ValidationLink(addressEdit,str -> !didThrow(() -> new Address(Main.params,str)));
  addressEdit.textProperty().addListener((obj,prev,cur) -> {
    if (addressValid.isValid.get())     this.model.address.set(cur);
  }
);
  ValidationLink.autoDisableButton(nextButton,goalValid,new ValidationLink(titleEdit,str -> !str.isEmpty()),minPledgeValue,addressValid);
  roundCorners(coverImageView,10);
  Label maxPledgesWarning=new Label(String.format("String_Node_Str",ProjectModel.MAX_NUM_INPUTS));
  maxPledgesWarning.setStyle("String_Node_Str");
  maxPledgesPopOver=new PopOver(maxPledgesWarning);
  maxPledgesPopOver.setDetachable(false);
  maxPledgesPopOver.setArrowLocation(PopOver.ArrowLocation.BOTTOM_CENTER);
  minPledgeEdit.focusedProperty().addListener(o -> {
    if (minPledgeEdit.isFocused())     maxPledgesPopOver.show(minPledgeEdit);
 else     maxPledgesPopOver.hide();
  }
);
}