That assert doesn't fire for me, but I guess that this diff would be a better solution:

diff --git a/libs/ui/dialogs/kis_about_application.cpp b/libs/ui/dialogs/kis_about_application.cpp
index be63486..d36d440 100644

• a/libs/ui/dialogs/kis_about_application.cpp

+++ b/libs/ui/dialogs/kis_about_application.cpp
@@ -108,10 +108,9 @@ KisAboutApplication::KisAboutApplication(QWidget *parent)

Q_ASSERT(fileCredits.exists());
fileCredits.open(QIODevice::ReadOnly);

• Q_FOREACH (const QByteArray &credit, fileCredits.readAll().split('\n')) {
• if (!credit.isEmpty()) {

+ Q_FOREACH (const QByteArray &credit, QString::fromUtf8(fileCredits.readAll()).split('\n', QString::SkipEmptyParts)) {
+ if (credit.contains(":")) {

QList<QByteArray> creditSplit = credit.split(':');

• Q_ASSERT(creditSplit.size() == 2); credits.append(QString::fromUtf8(creditSplit.at(0))); credits.append(" (<i>" + QString::fromUtf8(creditSplit.at(1)) + "</i>)"); credits.append(", ");

lines 1-17/17 (END)

The diff didn't render nicely in the comments, but I can see what you change in the commit log. That would be a much better solution. (y)